61928816 has 10 divisors (see below), whose sum is σ = 119987112. Its totient is φ = 30964400.

The previous prime is 61928767. The next prime is 61928821. The reversal of 61928816 is 61882916.

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, 1935260 + ... + 1935291.

Almost surely, 2^61928816 is an apocalyptic number.

It is an amenable number.

61928816 is a deficient number, since it is larger than the sum of its proper divisors (58058296).

61928816 is a wasteful number, since it uses less digits than its factorization.

61928816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3870559 (or 3870553 counting only the distinct ones).

The product of its digits is 41472, while the sum is 41.

The square root of 61928816 is about 7869.4863873064. The cubic root of 61928816 is about 395.6376306190.

The spelling of 61928816 in words is "sixty-one million, nine hundred twenty-eight thousand, eight hundred sixteen".