45999261 has 24 divisors (see below), whose sum is σ = 82839744. Its totient is φ = 23895360.

The previous prime is 45999259. The next prime is 45999277. The reversal of 45999261 is 16299954.

It is not a de Polignac number, because 45999261 - 2¹ = 45999259 is a prime.

It is a super-2 number, since 2×45999261² = 4231864025092242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45999221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32496 + ... + 33881.

It is an arithmetic number, because the mean of its divisors is an integer number (3451656).

Almost surely, 2^45999261 is an apocalyptic number.

It is an amenable number.

45999261 is a deficient number, since it is larger than the sum of its proper divisors (36840483).

45999261 is a wasteful number, since it uses less digits than its factorization.

45999261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66401 (or 66398 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 45999261 is about 6782.2755031037. The cubic root of 45999261 is about 358.3028683432.

The spelling of 45999261 in words is "forty-five million, nine hundred ninety-nine thousand, two hundred sixty-one".