70404216 has 32 divisors (see below), whose sum is σ = 180306000. Its totient is φ = 22895360.

The previous prime is 70404211. The next prime is 70404221. The reversal of 70404216 is 61240407.

It is an interprime number because it is at equal distance from previous prime (70404211) and next prime (70404221).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70404211) 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, 34791 + ... + 36758.

Almost surely, 2^70404216 is an apocalyptic number.

It is an amenable number.

70404216 is an abundant number, since it is smaller than the sum of its proper divisors (109901784).

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

70404216 is a wasteful number, since it uses less digits than its factorization.

70404216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71599 (or 71595 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 70404216 is about 8390.7220189922. The cubic root of 70404216 is about 412.9202886183.

The spelling of 70404216 in words is "seventy million, four hundred four thousand, two hundred sixteen".