70736090 has 16 divisors (see below), whose sum is σ = 127491840. Its totient is φ = 28257360.

The previous prime is 70736089. The next prime is 70736123. The reversal of 70736090 is 9063707.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4175 + ... + 12605.

It is an arithmetic number, because the mean of its divisors is an integer number (7968240).

Almost surely, 2^70736090 is an apocalyptic number.

70736090 is a deficient number, since it is larger than the sum of its proper divisors (56755750).

70736090 is a wasteful number, since it uses less digits than its factorization.

70736090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9277.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 70736090 is about 8410.4750163115. The cubic root of 70736090 is about 413.5680847950.

Adding to 70736090 its reverse (9063707), we get a palindrome (79799797).

The spelling of 70736090 in words is "seventy million, seven hundred thirty-six thousand, ninety".