70432247 has 8 divisors (see below), whose sum is σ = 71839152. Its totient is φ = 69033600.

The previous prime is 70432231. The next prime is 70432277. The reversal of 70432247 is 74223407.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70432247 - 2⁴ = 70432231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70432277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16847 + ... + 20607.

It is an arithmetic number, because the mean of its divisors is an integer number (8979894).

Almost surely, 2^70432247 is an apocalyptic number.

70432247 is a deficient number, since it is larger than the sum of its proper divisors (1406905).

70432247 is a wasteful number, since it uses less digits than its factorization.

70432247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4129.

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 70432247 is about 8392.3922096146. The cubic root of 70432247 is about 412.9750818939.

The spelling of 70432247 in words is "seventy million, four hundred thirty-two thousand, two hundred forty-seven".