61698852 has 36 divisors (see below), whose sum is σ = 164171280. Its totient is φ = 19483632.

The previous prime is 61698829. The next prime is 61698859. The reversal of 61698852 is 25889616.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 61698798 and 61698807.

It is not an unprimeable number, because it can be changed into a prime (61698859) 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, 44418 + ... + 45785.

Almost surely, 2^61698852 is an apocalyptic number.

It is an amenable number.

61698852 is an abundant number, since it is smaller than the sum of its proper divisors (102472428).

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

61698852 is a wasteful number, since it uses less digits than its factorization.

61698852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90232 (or 90227 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 61698852 is about 7854.8616792404. The cubic root of 61698852 is about 395.1473081935.

The spelling of 61698852 in words is "sixty-one million, six hundred ninety-eight thousand, eight hundred fifty-two".