55878608 has 10 divisors (see below), whose sum is σ = 108264834. Its totient is φ = 27939296.

The previous prime is 55878593. The next prime is 55878617. The reversal of 55878608 is 80687855.

It can be written as a sum of positive squares in only one way, i.e., 55771024 + 107584 = 7468^2 + 328^2 .

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, 1746191 + ... + 1746222.

Almost surely, 2^55878608 is an apocalyptic number.

It is an amenable number.

55878608 is a deficient number, since it is larger than the sum of its proper divisors (52386226).

55878608 is a wasteful number, since it uses less digits than its factorization.

55878608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3492421 (or 3492415 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 47.

The square root of 55878608 is about 7475.1995291096. The cubic root of 55878608 is about 382.3095906782.

The spelling of 55878608 in words is "fifty-five million, eight hundred seventy-eight thousand, six hundred eight".