70394594 has 4 divisors (see below), whose sum is σ = 105591894. Its totient is φ = 35197296.

The previous prime is 70394591. The next prime is 70394641. The reversal of 70394594 is 49549307.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49549307 = 3583 ⋅13829.

It can be written as a sum of positive squares in only one way, i.e., 67453369 + 2941225 = 8213^2 + 1715^2 .

It is not an unprimeable number, because it can be changed into a prime (70394591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17598647 + ... + 17598650.

Almost surely, 2^70394594 is an apocalyptic number.

70394594 is a deficient number, since it is larger than the sum of its proper divisors (35197300).

70394594 is a wasteful number, since it uses less digits than its factorization.

70394594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35197299.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 70394594 is about 8390.1486280042. The cubic root of 70394594 is about 412.9014767713.

The spelling of 70394594 in words is "seventy million, three hundred ninety-four thousand, five hundred ninety-four".