61602004 has 24 divisors (see below), whose sum is σ = 113541120. Its totient is φ = 29186784.

The previous prime is 61602001. The next prime is 61602029. The reversal of 61602004 is 40020616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61602001) 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, 6957 + ... + 13099.

It is an arithmetic number, because the mean of its divisors is an integer number (4730880).

Almost surely, 2^61602004 is an apocalyptic number.

It is an amenable number.

61602004 is a deficient number, since it is larger than the sum of its proper divisors (51939116).

61602004 is a wasteful number, since it uses less digits than its factorization.

61602004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6279 (or 6277 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 61602004 is about 7848.6944137226. The cubic root of 61602004 is about 394.9404471453.

The spelling of 61602004 in words is "sixty-one million, six hundred two thousand, four".