70298224 has 20 divisors (see below), whose sum is σ = 139885144. Its totient is φ = 34198848.

The previous prime is 70298203. The next prime is 70298257. The reversal of 70298224 is 42289207.

It is a self number, because there is not a number n which added to its sum of digits gives 70298224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58782 + ... + 59965.

Almost surely, 2^70298224 is an apocalyptic number.

70298224 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

70298224 is a deficient number, since it is larger than the sum of its proper divisors (69586920).

70298224 is a wasteful number, since it uses less digits than its factorization.

70298224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118792 (or 118786 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 70298224 is about 8384.4036162389. The cubic root of 70298224 is about 412.7129704057.

The spelling of 70298224 in words is "seventy million, two hundred ninety-eight thousand, two hundred twenty-four".