51790104 has 48 divisors (see below), whose sum is σ = 145465320. Its totient is φ = 17262720.

The previous prime is 51790049. The next prime is 51790163. The reversal of 51790104 is 40109715.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11377 + ... + 15264.

Almost surely, 2^51790104 is an apocalyptic number.

51790104 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

51790104 is an abundant number, since it is smaller than the sum of its proper divisors (93675216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51790104 is a wasteful number, since it uses less digits than its factorization.

51790104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26662 (or 26646 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 51790104 is about 7196.5341658329. The cubic root of 51790104 is about 372.7482338617.

Adding to 51790104 its reverse (40109715), we get a palindrome (91899819).

The spelling of 51790104 in words is "fifty-one million, seven hundred ninety thousand, one hundred four".