70270947 has 18 divisors (see below), whose sum is σ = 103298052. Its totient is φ = 46032744.

The previous prime is 70270939. The next prime is 70270961. The reversal of 70270947 is 74907207.

It is not a de Polignac number, because 70270947 - 2³ = 70270939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70270927) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 30208 + ... + 32450.

Almost surely, 2^70270947 is an apocalyptic number.

70270947 is a deficient number, since it is larger than the sum of its proper divisors (33027105).

70270947 is a wasteful number, since it uses less digits than its factorization.

70270947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2367 (or 2305 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The square root of 70270947 is about 8382.7768072399. The cubic root of 70270947 is about 412.6595834332.

It can be divided in two parts, 70270 and 947, that added together give a palindrome (71217).

The spelling of 70270947 in words is "seventy million, two hundred seventy thousand, nine hundred forty-seven".