61198252 has 24 divisors (see below), whose sum is σ = 110025216. Its totient is φ = 29772288.

The previous prime is 61198243. The next prime is 61198253. The reversal of 61198252 is 25289116.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (61198253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25788 + ... + 28060.

It is an arithmetic number, because the mean of its divisors is an integer number (4584384).

Almost surely, 2^61198252 is an apocalyptic number.

It is an amenable number.

61198252 is a deficient number, since it is larger than the sum of its proper divisors (48826964).

61198252 is a wasteful number, since it uses less digits than its factorization.

61198252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2457 (or 2455 counting only the distinct ones).

The product of its digits is 8640, while the sum is 34.

The square root of 61198252 is about 7822.9311642120. The cubic root of 61198252 is about 394.0757153053.

The spelling of 61198252 in words is "sixty-one million, one hundred ninety-eight thousand, two hundred fifty-two".