51654364 has 12 divisors (see below), whose sum is σ = 95712624. Its totient is φ = 24307904.

The previous prime is 51654319. The next prime is 51654371. The reversal of 51654364 is 46345615.

51654364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379744 + ... + 379879.

It is an arithmetic number, because the mean of its divisors is an integer number (7976052).

Almost surely, 2^51654364 is an apocalyptic number.

It is an amenable number.

51654364 is a deficient number, since it is larger than the sum of its proper divisors (44058260).

51654364 is a wasteful number, since it uses less digits than its factorization.

51654364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759644 (or 759642 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 51654364 is about 7187.0970495743. The cubic root of 51654364 is about 372.4222956997.

Adding to 51654364 its reverse (46345615), we get a palindrome (97999979).

The spelling of 51654364 in words is "fifty-one million, six hundred fifty-four thousand, three hundred sixty-four".