70074442 has 8 divisors (see below), whose sum is σ = 111294756. Its totient is φ = 32976192.

The previous prime is 70074437. The next prime is 70074463. The reversal of 70074442 is 24447007.

It can be written as a sum of positive squares in 2 ways, for example, as 69739201 + 335241 = 8351^2 + 579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×70074442² = 9820854843222728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 70074442.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1030473 + ... + 1030540.

Almost surely, 2^70074442 is an apocalyptic number.

70074442 is a deficient number, since it is larger than the sum of its proper divisors (41220314).

70074442 is a wasteful number, since it uses less digits than its factorization.

70074442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061032.

The product of its (nonzero) digits is 6272, while the sum is 28.

The square root of 70074442 is about 8371.0478436095. The cubic root of 70074442 is about 412.2745718996.

It can be divided in two parts, 7007 and 4442, that added together give a square (11449 = 107²).

The spelling of 70074442 in words is "seventy million, seventy-four thousand, four hundred forty-two".