51464798 has 24 divisors (see below), whose sum is σ = 97966584. Its totient is φ = 20050800.

The previous prime is 51464767. The next prime is 51464813. The reversal of 51464798 is 89746415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22793 + ... + 24948.

It is an arithmetic number, because the mean of its divisors is an integer number (4081941).

Almost surely, 2^51464798 is an apocalyptic number.

51464798 is a deficient number, since it is larger than the sum of its proper divisors (46501786).

51464798 is a wasteful number, since it uses less digits than its factorization.

51464798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47768 (or 47761 counting only the distinct ones).

The product of its digits is 241920, while the sum is 44.

The square root of 51464798 is about 7173.8969883878. The cubic root of 51464798 is about 371.9661538945.

The spelling of 51464798 in words is "fifty-one million, four hundred sixty-four thousand, seven hundred ninety-eight".