51475534 has 8 divisors (see below), whose sum is σ = 84232728. Its totient is φ = 23397960.

The previous prime is 51475483. The next prime is 51475537. The reversal of 51475534 is 43557415.

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

It is a self number, because there is not a number n which added to its sum of digits gives 51475534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51475537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1169877 + ... + 1169920.

It is an arithmetic number, because the mean of its divisors is an integer number (10529091).

Almost surely, 2^51475534 is an apocalyptic number.

51475534 is a deficient number, since it is larger than the sum of its proper divisors (32757194).

51475534 is a wasteful number, since it uses less digits than its factorization.

51475534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2339810.

The product of its digits is 42000, while the sum is 34.

The square root of 51475534 is about 7174.6452177094. The cubic root of 51475534 is about 371.9920172103.

The spelling of 51475534 in words is "fifty-one million, four hundred seventy-five thousand, five hundred thirty-four".