61956252 has 42 divisors (see below), whose sum is σ = 162568448. Its totient is φ = 20651112.

The previous prime is 61956247. The next prime is 61956269. The reversal of 61956252 is 25265916.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 7708 + ... + 13539.

Almost surely, 2^61956252 is an apocalyptic number.

It is an amenable number.

61956252 is an abundant number, since it is smaller than the sum of its proper divisors (100612196).

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

61956252 is a wasteful number, since it uses less digits than its factorization.

61956252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21269 (or 21252 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 61956252 is about 7871.2293830125. The cubic root of 61956252 is about 395.6960477510.

The spelling of 61956252 in words is "sixty-one million, nine hundred fifty-six thousand, two hundred fifty-two".