70421034 has 16 divisors (see below), whose sum is σ = 141658272. Its totient is φ = 23337648.

The previous prime is 70421033. The next prime is 70421041. The reversal of 70421034 is 43012407.

It is a self number, because there is not a number n which added to its sum of digits gives 70421034.

It is not an unprimeable number, because it can be changed into a prime (70421033) 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, 32884 + ... + 34959.

It is an arithmetic number, because the mean of its divisors is an integer number (8853642).

Almost surely, 2^70421034 is an apocalyptic number.

70421034 is an abundant number, since it is smaller than the sum of its proper divisors (71237238).

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

70421034 is a wasteful number, since it uses less digits than its factorization.

70421034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68021.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 70421034 is about 8391.7241375060. The cubic root of 70421034 is about 412.9531651557.

The spelling of 70421034 in words is "seventy million, four hundred twenty-one thousand, thirty-four".