51346032 has 40 divisors (see below), whose sum is σ = 132908160. Its totient is φ = 17081280.

The previous prime is 51346021. The next prime is 51346039. The reversal of 51346032 is 23064315.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 51345993 and 51346011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51346039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38269 + ... + 39587.

It is an arithmetic number, because the mean of its divisors is an integer number (3322704).

Almost surely, 2^51346032 is an apocalyptic number.

It is an amenable number.

51346032 is an abundant number, since it is smaller than the sum of its proper divisors (81562128).

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

51346032 is a wasteful number, since it uses less digits than its factorization.

51346032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141 (or 2135 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 51346032 is about 7165.6145584311. The cubic root of 51346032 is about 371.6798030932.

The spelling of 51346032 in words is "fifty-one million, three hundred forty-six thousand, thirty-two".