70604087 has 2 divisors, whose sum is σ = 70604088. Its totient is φ = 70604086.

The previous prime is 70604021. The next prime is 70604099. The reversal of 70604087 is 78040607.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70604087 - 2¹⁰ = 70603063 is a prime.

It is a super-2 number, since 2×70604087² = 9969874202207138, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70604987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35302043 + 35302044.

It is an arithmetic number, because the mean of its divisors is an integer number (35302044).

Almost surely, 2^70604087 is an apocalyptic number.

70604087 is a deficient number, since it is larger than the sum of its proper divisors (1).

70604087 is an equidigital number, since it uses as much as digits as its factorization.

70604087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 70604087 is about 8402.6238164040. The cubic root of 70604087 is about 413.3106668256.

The spelling of 70604087 in words is "seventy million, six hundred four thousand, eighty-seven".