70734807 has 96 divisors (see below), whose sum is σ = 131616576. Its totient is φ = 35942400.

The previous prime is 70734793. The next prime is 70734817. The reversal of 70734807 is 70843707.

It is a happy number.

It is not a de Polignac number, because 70734807 - 2⁴ = 70734791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70734817) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1159557 + ... + 1159617.

It is an arithmetic number, because the mean of its divisors is an integer number (1371006).

Almost surely, 2^70734807 is an apocalyptic number.

70734807 is a deficient number, since it is larger than the sum of its proper divisors (60881769).

70734807 is a wasteful number, since it uses less digits than its factorization.

70734807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 70734807 is about 8410.3987420336. The cubic root of 70734807 is about 413.5655843690.

Subtracting 70734807 from its reverse (70843707), we obtain a square (108900 = 330²).

The spelling of 70734807 in words is "seventy million, seven hundred thirty-four thousand, eight hundred seven".