51446042 has 8 divisors (see below), whose sum is σ = 77444532. Its totient is φ = 25631200.

The previous prime is 51446023. The next prime is 51446051. The reversal of 51446042 is 24064415.

It can be written as a sum of positive squares in 2 ways, for example, as 51423241 + 22801 = 7171^2 + 151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45209 + ... + 46332.

Almost surely, 2^51446042 is an apocalyptic number.

51446042 is a deficient number, since it is larger than the sum of its proper divisors (25998490).

51446042 is a wasteful number, since it uses less digits than its factorization.

51446042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91824.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 51446042 is about 7172.5896299733. The cubic root of 51446042 is about 371.9209615484.

The spelling of 51446042 in words is "fifty-one million, four hundred forty-six thousand, forty-two".