870305074 has 4 divisors (see below), whose sum is σ = 1305457614. Its totient is φ = 435152536.

The previous prime is 870305069. The next prime is 870305081. The reversal of 870305074 is 470503078.

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., 564300025 + 306005049 = 23755^2 + 17493^2 .

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217576267 + ... + 217576270.

Almost surely, 2^870305074 is an apocalyptic number.

870305074 is a deficient number, since it is larger than the sum of its proper divisors (435152540).

870305074 is a wasteful number, since it uses less digits than its factorization.

870305074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435152539.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 870305074 is about 29500.9334428591. The cubic root of 870305074 is about 954.7518425418.

The spelling of 870305074 in words is "eight hundred seventy million, three hundred five thousand, seventy-four".