51462994 has 24 divisors (see below), whose sum is σ = 87787980. Its totient is φ = 22582560.

The previous prime is 51462989. The next prime is 51462997. The reversal of 51462994 is 49926415.

It can be written as a sum of positive squares in 2 ways, for example, as 45765225 + 5697769 = 6765^2 + 2387^2 .

It is not an unprimeable number, because it can be changed into a prime (51462997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3352 + ... + 10684.

Almost surely, 2^51462994 is an apocalyptic number.

51462994 is a deficient number, since it is larger than the sum of its proper divisors (36324986).

51462994 is a wasteful number, since it uses less digits than its factorization.

51462994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7386 (or 7375 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 51462994 is about 7173.7712536713. The cubic root of 51462994 is about 371.9618076565.

The spelling of 51462994 in words is "fifty-one million, four hundred sixty-two thousand, nine hundred ninety-four".