55393948 has 12 divisors (see below), whose sum is σ = 97002360. Its totient is φ = 27678992.

The previous prime is 55393937. The next prime is 55393963. The reversal of 55393948 is 84939355.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 55393898 and 55393907.

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, 4383 + ... + 11401.

It is an arithmetic number, because the mean of its divisors is an integer number (8083530).

Almost surely, 2^55393948 is an apocalyptic number.

It is an amenable number.

55393948 is a deficient number, since it is larger than the sum of its proper divisors (41608412).

55393948 is a wasteful number, since it uses less digits than its factorization.

55393948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8996 (or 8994 counting only the distinct ones).

The product of its digits is 583200, while the sum is 46.

The square root of 55393948 is about 7442.7110651966. The cubic root of 55393948 is about 381.2010659044.

The spelling of 55393948 in words is "fifty-five million, three hundred ninety-three thousand, nine hundred forty-eight".