52051698 has 12 divisors (see below), whose sum is σ = 112778718. Its totient is φ = 17350560.

The previous prime is 52051693. The next prime is 52051763. The reversal of 52051698 is 89615025.

It is a happy number.

52051698 is a `hidden beast` number, since 52 + 0 + 516 + 98 = 666.

It can be written as a sum of positive squares in only one way, i.e., 37051569 + 15000129 = 6087^2 + 3873^2 .

It is not an unprimeable number, because it can be changed into a prime (52051693) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1445863 + ... + 1445898.

Almost surely, 2^52051698 is an apocalyptic number.

52051698 is an abundant number, since it is smaller than the sum of its proper divisors (60727020).

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

52051698 is a wasteful number, since it uses less digits than its factorization.

52051698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891769 (or 2891766 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 52051698 is about 7214.6862717654. The cubic root of 52051698 is about 373.3747691750.

It can be divided in two parts, 5205 and 1698, that added together give a triangular number (6903 = T₁₁₇).

The spelling of 52051698 in words is "fifty-two million, fifty-one thousand, six hundred ninety-eight".