70468157 has 4 divisors (see below), whose sum is σ = 70586400. Its totient is φ = 70349916.

The previous prime is 70468147. The next prime is 70468163. The reversal of 70468157 is 75186407.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 70468157 - 2¹² = 70464061 is a prime.

It is a super-2 number, since 2×70468157² = 9931522301953298, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70468157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70468127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58223 + ... + 59420.

It is an arithmetic number, because the mean of its divisors is an integer number (17646600).

Almost surely, 2^70468157 is an apocalyptic number.

It is an amenable number.

70468157 is a deficient number, since it is larger than the sum of its proper divisors (118243).

70468157 is a wasteful number, since it uses less digits than its factorization.

70468157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118242.

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 70468157 is about 8394.5313746510. The cubic root of 70468157 is about 413.0452553168.

The spelling of 70468157 in words is "seventy million, four hundred sixty-eight thousand, one hundred fifty-seven".