55748738 has 8 divisors (see below), whose sum is σ = 83810700. Its totient is φ = 27811840.

The previous prime is 55748723. The next prime is 55748761. The reversal of 55748738 is 83784755.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 52374169 + 3374569 = 7237^2 + 1837^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 55748692 and 55748701.

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, 30143 + ... + 31938.

Almost surely, 2^55748738 is an apocalyptic number.

55748738 is a deficient number, since it is larger than the sum of its proper divisors (28061962).

55748738 is a wasteful number, since it uses less digits than its factorization.

55748738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62532.

The product of its digits is 940800, while the sum is 47.

The square root of 55748738 is about 7466.5077512851. The cubic root of 55748738 is about 382.0131799223.

The spelling of 55748738 in words is "fifty-five million, seven hundred forty-eight thousand, seven hundred thirty-eight".