70407064 has 64 divisors (see below), whose sum is σ = 172065600. Its totient is φ = 26210304.

The previous prime is 70407061. The next prime is 70407067. The reversal of 70407064 is 46070407.

It is an interprime number because it is at equal distance from previous prime (70407061) and next prime (70407067).

It is a super-2 number, since 2×70407064² = 9914309322200192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70407061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9532 + ... + 15220.

It is an arithmetic number, because the mean of its divisors is an integer number (2688525).

Almost surely, 2^70407064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70407064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86032800).

70407064 is an abundant number, since it is smaller than the sum of its proper divisors (101658536).

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

70407064 is a wasteful number, since it uses less digits than its factorization.

70407064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5732 (or 5728 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 70407064 is about 8390.8917285352. The cubic root of 70407064 is about 412.9258563773.

The spelling of 70407064 in words is "seventy million, four hundred seven thousand, sixty-four".