70224255 has 12 divisors (see below), whose sum is σ = 121722120. Its totient is φ = 37452912.

The previous prime is 70224239. The next prime is 70224281. The reversal of 70224255 is 55242207.

It is not a de Polignac number, because 70224255 - 2⁴ = 70224239 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 780225 + ... + 780314.

It is an arithmetic number, because the mean of its divisors is an integer number (10143510).

Almost surely, 2^70224255 is an apocalyptic number.

70224255 is a deficient number, since it is larger than the sum of its proper divisors (51497865).

70224255 is a wasteful number, since it uses less digits than its factorization.

70224255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560550 (or 1560547 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 70224255 is about 8379.9913484442. The cubic root of 70224255 is about 412.5681650437.

It can be divided in two parts, 70224 and 255, that multiplied together give a triangular number (17907120 = T₅₉₈₄).

The spelling of 70224255 in words is "seventy million, two hundred twenty-four thousand, two hundred fifty-five".