51073794 has 16 divisors (see below), whose sum is σ = 113497440. Its totient is φ = 17024580.

The previous prime is 51073769. The next prime is 51073817. The reversal of 51073794 is 49737015.

It is a happy number.

51073794 is a `hidden beast` number, since 510 + 73 + 79 + 4 = 666.

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, 472852 + ... + 472959.

It is an arithmetic number, because the mean of its divisors is an integer number (7093590).

Almost surely, 2^51073794 is an apocalyptic number.

51073794 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

51073794 is an abundant number, since it is smaller than the sum of its proper divisors (62423646).

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

51073794 is a wasteful number, since it uses less digits than its factorization.

51073794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945822 (or 945816 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 51073794 is about 7146.5931743734. The cubic root of 51073794 is about 371.0217533858.

The spelling of 51073794 in words is "fifty-one million, seventy-three thousand, seven hundred ninety-four".