61633016 has 8 divisors (see below), whose sum is σ = 115561920. Its totient is φ = 30816504.

The previous prime is 61633003. The next prime is 61633063. The reversal of 61633016 is 61033616.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×61633016² = 7597257322512512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3852056 + ... + 3852071.

It is an arithmetic number, because the mean of its divisors is an integer number (14445240).

Almost surely, 2^61633016 is an apocalyptic number.

It is an amenable number.

61633016 is a deficient number, since it is larger than the sum of its proper divisors (53928904).

61633016 is a wasteful number, since it uses less digits than its factorization.

61633016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7704133 (or 7704129 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 61633016 is about 7850.6697803436. The cubic root of 61633016 is about 395.0067103491.

The spelling of 61633016 in words is "sixty-one million, six hundred thirty-three thousand, sixteen".