51474967 has 8 divisors (see below), whose sum is σ = 52858512. Its totient is φ = 50097600.

The previous prime is 51474947. The next prime is 51474977. The reversal of 51474967 is 76947415.

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

It is a cyclic number.

It is not a de Polignac number, because 51474967 - 2²³ = 43086359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51474947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18853 + ... + 21409.

It is an arithmetic number, because the mean of its divisors is an integer number (6607314).

Almost surely, 2^51474967 is an apocalyptic number.

51474967 is a deficient number, since it is larger than the sum of its proper divisors (1383545).

51474967 is a wasteful number, since it uses less digits than its factorization.

51474967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3089.

The product of its digits is 211680, while the sum is 43.

The square root of 51474967 is about 7174.6057034516. The cubic root of 51474967 is about 371.9906513818.

It can be divided in two parts, 51474 and 967, that added together give a square (52441 = 229²).

The spelling of 51474967 in words is "fifty-one million, four hundred seventy-four thousand, nine hundred sixty-seven".