61323325 has 24 divisors (see below), whose sum is σ = 87563840. Its totient is φ = 41731200.

The previous prime is 61323299. The next prime is 61323329. The reversal of 61323325 is 52332316.

It is a happy number.

It is not a de Polignac number, because 61323325 - 2¹⁷ = 61192253 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 61323325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61323329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23065 + ... + 25585.

Almost surely, 2^61323325 is an apocalyptic number.

It is an amenable number.

61323325 is a deficient number, since it is larger than the sum of its proper divisors (26240515).

61323325 is a wasteful number, since it uses less digits than its factorization.

61323325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2677 (or 2672 counting only the distinct ones).

The product of its digits is 3240, while the sum is 25.

The square root of 61323325 is about 7830.9210824781. The cubic root of 61323325 is about 394.3439947144.

The spelling of 61323325 in words is "sixty-one million, three hundred twenty-three thousand, three hundred twenty-five".