53740206 has 64 divisors (see below), whose sum is σ = 132148800. Its totient is φ = 16080768.

The previous prime is 53740171. The next prime is 53740241. The reversal of 53740206 is 60204735.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53740171) and next prime (53740241).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 53740206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24940 + ... + 27008.

It is an arithmetic number, because the mean of its divisors is an integer number (2064825).

Almost surely, 2^53740206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53740206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66074400).

53740206 is an abundant number, since it is smaller than the sum of its proper divisors (78408594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53740206 is a wasteful number, since it uses less digits than its factorization.

53740206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130 (or 2124 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 53740206 is about 7330.7711736215. The cubic root of 53740206 is about 377.3691922855.

The spelling of 53740206 in words is "fifty-three million, seven hundred forty thousand, two hundred six".