70413394 has 4 divisors (see below), whose sum is σ = 105620094. Its totient is φ = 35206696.

The previous prime is 70413389. The next prime is 70413397. The reversal of 70413394 is 49331407.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 59490369 + 10923025 = 7713^2 + 3305^2 .

It is not an unprimeable number, because it can be changed into a prime (70413397) 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 as a sum of consecutive naturals, namely, 17603347 + ... + 17603350.

Almost surely, 2^70413394 is an apocalyptic number.

70413394 is a deficient number, since it is larger than the sum of its proper divisors (35206700).

70413394 is a wasteful number, since it uses less digits than its factorization.

70413394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35206699.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 70413394 is about 8391.2689147709. The cubic root of 70413394 is about 412.9382308097.

It can be divided in two parts, 70413 and 394, that added together give a palindrome (70807).

The spelling of 70413394 in words is "seventy million, four hundred thirteen thousand, three hundred ninety-four".