70724098 has 16 divisors (see below), whose sum is σ = 112424760. Its totient is φ = 33308800.

The previous prime is 70724081. The next prime is 70724123. The reversal of 70724098 is 89042707.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 57957769 + 12766329 = 7613^2 + 3573^2 .

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, 12493 + ... + 17248.

Almost surely, 2^70724098 is an apocalyptic number.

70724098 is a deficient number, since it is larger than the sum of its proper divisors (41700662).

70724098 is a wasteful number, since it uses less digits than its factorization.

70724098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29813.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 70724098 is about 8409.7620655997. The cubic root of 70724098 is about 413.5447125260.

The spelling of 70724098 in words is "seventy million, seven hundred twenty-four thousand, ninety-eight".