51469004 has 18 divisors (see below), whose sum is σ = 91793940. Its totient is φ = 25244152.

The previous prime is 51469003. The next prime is 51469027. The reversal of 51469004 is 40096415.

It is not an unprimeable number, because it can be changed into a prime (51469003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 109979 + ... + 110445.

Almost surely, 2^51469004 is an apocalyptic number.

It is an amenable number.

51469004 is a deficient number, since it is larger than the sum of its proper divisors (40324936).

51469004 is an equidigital number, since it uses as much as digits as its factorization.

51469004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997 (or 528 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 51469004 is about 7174.1901285093. The cubic root of 51469004 is about 371.9762866913.

The spelling of 51469004 in words is "fifty-one million, four hundred sixty-nine thousand, four".