61603896 has 16 divisors (see below), whose sum is σ = 154009800. Its totient is φ = 20534624.

The previous prime is 61603879. The next prime is 61603933. The reversal of 61603896 is 69830616.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1283391 + ... + 1283438.

Almost surely, 2^61603896 is an apocalyptic number.

It is an amenable number.

61603896 is an abundant number, since it is smaller than the sum of its proper divisors (92405904).

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

61603896 is a wasteful number, since it uses less digits than its factorization.

61603896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566838 (or 2566834 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 61603896 is about 7848.8149423974. The cubic root of 61603896 is about 394.9444904103.

The spelling of 61603896 in words is "sixty-one million, six hundred three thousand, eight hundred ninety-six".