70004051 has 16 divisors (see below), whose sum is σ = 76876800. Its totient is φ = 63358848.

The previous prime is 70004023. The next prime is 70004059. The reversal of 70004051 is 15040007.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 70004051 - 2¹⁸ = 69741907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70004059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179765 + ... + 180153.

It is an arithmetic number, because the mean of its divisors is an integer number (4804800).

Almost surely, 2^70004051 is an apocalyptic number.

70004051 is a deficient number, since it is larger than the sum of its proper divisors (6872749).

70004051 is a wasteful number, since it uses less digits than its factorization.

70004051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 70004051 is about 8366.8423553931. The cubic root of 70004051 is about 412.1364799831.

Adding to 70004051 its reverse (15040007), we get a palindrome (85044058).

The spelling of 70004051 in words is "seventy million, four thousand, fifty-one".