51492526 has 4 divisors (see below), whose sum is σ = 77238792. Its totient is φ = 25746262.

The previous prime is 51492503. The next prime is 51492533. The reversal of 51492526 is 62529415.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 51492491 and 51492500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12873130 + ... + 12873133.

It is an arithmetic number, because the mean of its divisors is an integer number (19309698).

Almost surely, 2^51492526 is an apocalyptic number.

51492526 is a deficient number, since it is larger than the sum of its proper divisors (25746266).

51492526 is a wasteful number, since it uses less digits than its factorization.

51492526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25746265.

The product of its digits is 21600, while the sum is 34.

The square root of 51492526 is about 7175.8292900542. The cubic root of 51492526 is about 372.0329440512.

The spelling of 51492526 in words is "fifty-one million, four hundred ninety-two thousand, five hundred twenty-six".