51373026 has 24 divisors (see below), whose sum is σ = 111479004. Its totient is φ = 17098080.

The previous prime is 51373013. The next prime is 51373033. The reversal of 51373026 is 62037315.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 48986001 + 2387025 = 6999^2 + 1545^2 .

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, 12556 + ... + 16136.

Almost surely, 2^51373026 is an apocalyptic number.

51373026 is an abundant number, since it is smaller than the sum of its proper divisors (60105978).

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

51373026 is a wasteful number, since it uses less digits than its factorization.

51373026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4386 (or 4383 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 51373026 is about 7167.4978897799. The cubic root of 51373026 is about 371.7449257294.

The spelling of 51373026 in words is "fifty-one million, three hundred seventy-three thousand, twenty-six".