61327504 has 20 divisors (see below), whose sum is σ = 135796864. Its totient is φ = 26283168.

The previous prime is 61327493. The next prime is 61327507. The reversal of 61327504 is 40572316.

It is a super-2 number, since 2×61327504² = 7522125493740032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (61327507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273672 + ... + 273895.

Almost surely, 2^61327504 is an apocalyptic number.

It is an amenable number.

61327504 is an abundant number, since it is smaller than the sum of its proper divisors (74469360).

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

61327504 is a wasteful number, since it uses less digits than its factorization.

61327504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547582 (or 547576 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 61327504 is about 7831.1879047818. The cubic root of 61327504 is about 394.3529522963.

The spelling of 61327504 in words is "sixty-one million, three hundred twenty-seven thousand, five hundred four".