70494867 has 20 divisors (see below), whose sum is σ = 107880696. Its totient is φ = 45848160.

The previous prime is 70494863. The next prime is 70494871. The reversal of 70494867 is 76849407.

It is an interprime number because it is at equal distance from previous prime (70494863) and next prime (70494871).

It is not a de Polignac number, because 70494867 - 2² = 70494863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70494863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7293 + ... + 13934.

Almost surely, 2^70494867 is an apocalyptic number.

70494867 is a deficient number, since it is larger than the sum of its proper divisors (37385829).

70494867 is a wasteful number, since it uses less digits than its factorization.

70494867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21280 (or 21271 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 70494867 is about 8396.1221406075. The cubic root of 70494867 is about 413.0974351269.

The spelling of 70494867 in words is "seventy million, four hundred ninety-four thousand, eight hundred sixty-seven".