61590416 has 10 divisors (see below), whose sum is σ = 119331462. Its totient is φ = 30795200.

The previous prime is 61590413. The next prime is 61590421. The reversal of 61590416 is 61409516.

It can be written as a sum of positive squares in only one way, i.e., 43612816 + 17977600 = 6604^2 + 4240^2 .

It is a super-3 number, since 3×61590416³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (61590413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1924685 + ... + 1924716.

Almost surely, 2^61590416 is an apocalyptic number.

It is an amenable number.

61590416 is a deficient number, since it is larger than the sum of its proper divisors (57741046).

61590416 is a wasteful number, since it uses less digits than its factorization.

61590416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3849409 (or 3849403 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 61590416 is about 7847.9561670539. The cubic root of 61590416 is about 394.9156814094.

The spelling of 61590416 in words is "sixty-one million, five hundred ninety thousand, four hundred sixteen".