70600090 has 16 divisors (see below), whose sum is σ = 138633120. Its totient is φ = 25672720.

The previous prime is 70600039. The next prime is 70600129. The reversal of 70600090 is 9000607.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 320800 + ... + 321019.

It is an arithmetic number, because the mean of its divisors is an integer number (8664570).

Almost surely, 2^70600090 is an apocalyptic number.

70600090 is a deficient number, since it is larger than the sum of its proper divisors (68033030).

70600090 is a wasteful number, since it uses less digits than its factorization.

70600090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641837.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 70600090 is about 8402.3859706633. The cubic root of 70600090 is about 413.3028673059.

Adding to 70600090 its reverse (9000607), we get a palindrome (79600697).

The spelling of 70600090 in words is "seventy million, six hundred thousand, ninety".