51373150 has 48 divisors (see below), whose sum is σ = 106533360. Its totient is φ = 18316800.

The previous prime is 51373139. The next prime is 51373177. The reversal of 51373150 is 5137315.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14560 + ... + 17740.

It is an arithmetic number, because the mean of its divisors is an integer number (2219445).

Almost surely, 2^51373150 is an apocalyptic number.

51373150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51373150 is an abundant number, since it is smaller than the sum of its proper divisors (55160210).

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

51373150 is a wasteful number, since it uses less digits than its factorization.

51373150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229 (or 3224 counting only the distinct ones).

The product of its (nonzero) digits is 1575, while the sum is 25.

The square root of 51373150 is about 7167.5065399342. The cubic root of 51373150 is about 371.7452248250.

The spelling of 51373150 in words is "fifty-one million, three hundred seventy-three thousand, one hundred fifty".