70603641 has 6 divisors (see below), whose sum is σ = 101983050. Its totient is φ = 47069088.

The previous prime is 70603633. The next prime is 70603651. The reversal of 70603641 is 14630607.

It can be written as a sum of positive squares in only one way, i.e., 41216400 + 29387241 = 6420^2 + 5421^2 .

It is not a de Polignac number, because 70603641 - 2³ = 70603633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70603651) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3922416 + ... + 3922433.

It is an arithmetic number, because the mean of its divisors is an integer number (16997175).

Almost surely, 2^70603641 is an apocalyptic number.

It is an amenable number.

70603641 is a deficient number, since it is larger than the sum of its proper divisors (31379409).

70603641 is a wasteful number, since it uses less digits than its factorization.

70603641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7844855 (or 7844852 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 70603641 is about 8402.5972770329. The cubic root of 70603641 is about 413.3097965410.

It can be divided in two parts, 7060 and 3641, that added together give a palindrome (10701).

The spelling of 70603641 in words is "seventy million, six hundred three thousand, six hundred forty-one".