59243661 has 12 divisors (see below), whose sum is σ = 86747388. Its totient is φ = 38954304.

The previous prime is 59243659. The next prime is 59243663. The reversal of 59243661 is 16634295.

It is a happy number.

59243661 is a `hidden beast` number, since 592 + 4 + 3 + 6 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (59243659) and next prime (59243663).

It can be written as a sum of positive squares in 2 ways, for example, as 46498761 + 12744900 = 6819^2 + 3570^2 .

It is not a de Polignac number, because 59243661 - 2¹ = 59243659 is a prime.

It is a super-2 number, since 2×59243661² = 7019622737365842, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (59243663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44430 + ... + 45743.

It is an arithmetic number, because the mean of its divisors is an integer number (7228949).

Almost surely, 2^59243661 is an apocalyptic number.

It is an amenable number.

59243661 is a deficient number, since it is larger than the sum of its proper divisors (27503727).

59243661 is a wasteful number, since it uses less digits than its factorization.

59243661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90252 (or 90249 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 59243661 is about 7696.9903858586. The cubic root of 59243661 is about 389.8348215699.

It can be divided in two parts, 592 and 43661, that added together give a triangular number (44253 = T₂₉₇).

The spelling of 59243661 in words is "fifty-nine million, two hundred forty-three thousand, six hundred sixty-one".