51134732 has 24 divisors (see below), whose sum is σ = 98219520. Its totient is φ = 23100560.

The previous prime is 51134729. The next prime is 51134747. The reversal of 51134732 is 23743115.

It is a super-2 number, since 2×51134732² = 5229521633423648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3869 + ... + 10827.

It is an arithmetic number, because the mean of its divisors is an integer number (4092480).

Almost surely, 2^51134732 is an apocalyptic number.

It is an amenable number.

51134732 is a deficient number, since it is larger than the sum of its proper divisors (47084788).

51134732 is a wasteful number, since it uses less digits than its factorization.

51134732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7141 (or 7139 counting only the distinct ones).

The product of its digits is 2520, while the sum is 26.

The square root of 51134732 is about 7150.8553334549. The cubic root of 51134732 is about 371.1692545848.

Adding to 51134732 its reverse (23743115), we get a palindrome (74877847).

The spelling of 51134732 in words is "fifty-one million, one hundred thirty-four thousand, seven hundred thirty-two".