70001384 has 16 divisors (see below), whose sum is σ = 132288000. Its totient is φ = 34724592.

The previous prime is 70001381. The next prime is 70001411. The reversal of 70001384 is 48310007.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (70001381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33434 + ... + 35465.

It is an arithmetic number, because the mean of its divisors is an integer number (8268000).

Almost surely, 2^70001384 is an apocalyptic number.

It is an amenable number.

70001384 is a deficient number, since it is larger than the sum of its proper divisors (62286616).

70001384 is a wasteful number, since it uses less digits than its factorization.

70001384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69032 (or 69028 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 70001384 is about 8366.6829747517. The cubic root of 70001384 is about 412.1312460862.

The spelling of 70001384 in words is "seventy million, one thousand, three hundred eighty-four".