51465006 has 24 divisors (see below), whose sum is σ = 112137480. Its totient is φ = 17058096.

The previous prime is 51464993. The next prime is 51465019. The reversal of 51465006 is 60056415.

It is a happy number.

51465006 is a `hidden beast` number, since 5 + 1 + 4 + 650 + 0 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (51464993) and next prime (51465019).

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, 4765 + ... + 11208.

It is an arithmetic number, because the mean of its divisors is an integer number (4672395).

Almost surely, 2^51465006 is an apocalyptic number.

51465006 is an abundant number, since it is smaller than the sum of its proper divisors (60672474).

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

51465006 is a wasteful number, since it uses less digits than its factorization.

51465006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16160 (or 16157 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 51465006 is about 7173.9114853753. The cubic root of 51465006 is about 371.9666550063.

The spelling of 51465006 in words is "fifty-one million, four hundred sixty-five thousand, six".