70240347 has 12 divisors (see below), whose sum is σ = 101531664. Its totient is φ = 46793040.

The previous prime is 70240343. The next prime is 70240351. The reversal of 70240347 is 74304207.

It is an interprime number because it is at equal distance from previous prime (70240343) and next prime (70240351).

It is not a de Polignac number, because 70240347 - 2² = 70240343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70240347.

It is not an unprimeable number, because it can be changed into a prime (70240343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20197 + ... + 23417.

It is an arithmetic number, because the mean of its divisors is an integer number (8460972).

Almost surely, 2^70240347 is an apocalyptic number.

70240347 is a deficient number, since it is larger than the sum of its proper divisors (31291317).

70240347 is a wasteful number, since it uses less digits than its factorization.

70240347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5650 (or 5647 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 70240347 is about 8380.9514376352. The cubic root of 70240347 is about 412.5996761879.

The spelling of 70240347 in words is "seventy million, two hundred forty thousand, three hundred forty-seven".