51494796 has 36 divisors (see below), whose sum is σ = 130386984. Its totient is φ = 17136000.

The previous prime is 51494789. The next prime is 51494803. The reversal of 51494796 is 69749415.

51494796 is a `hidden beast` number, since 514 + 9 + 47 + 96 = 666.

It is an interprime number because it is at equal distance from previous prime (51494789) and next prime (51494803).

It is a tau number, because it is divible by the number of its divisors (36).

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, 37156 + ... + 38516.

Almost surely, 2^51494796 is an apocalyptic number.

It is an amenable number.

51494796 is an abundant number, since it is smaller than the sum of its proper divisors (78892188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51494796 is a wasteful number, since it uses less digits than its factorization.

51494796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2422 (or 2417 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 51494796 is about 7175.9874581830. The cubic root of 51494796 is about 372.0384108794.

The spelling of 51494796 in words is "fifty-one million, four hundred ninety-four thousand, seven hundred ninety-six".