61264364 has 24 divisors (see below), whose sum is σ = 127857408. Its totient is φ = 25114320.

The previous prime is 61264351. The next prime is 61264381. The reversal of 61264364 is 46346216.

It is a self number, because there is not a number n which added to its sum of digits gives 61264364.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46922 + ... + 48209.

It is an arithmetic number, because the mean of its divisors is an integer number (5327392).

Almost surely, 2^61264364 is an apocalyptic number.

It is an amenable number.

61264364 is an abundant number, since it is smaller than the sum of its proper divisors (66593044).

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

61264364 is a wasteful number, since it uses less digits than its factorization.

61264364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95165 (or 95163 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 61264364 is about 7827.1555497511. The cubic root of 61264364 is about 394.2175698888.

The spelling of 61264364 in words is "sixty-one million, two hundred sixty-four thousand, three hundred sixty-four".