704006157 has 4 divisors (see below), whose sum is σ = 938674880. Its totient is φ = 469337436.

The previous prime is 704006137. The next prime is 704006161. The reversal of 704006157 is 751600407.

It is a happy number.

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 not a de Polignac number, because 704006157 - 2⁷ = 704006029 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 (704006137) 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, 117334357 + ... + 117334362.

It is an arithmetic number, because the mean of its divisors is an integer number (234668720).

Almost surely, 2^704006157 is an apocalyptic number.

It is an amenable number.

704006157 is a deficient number, since it is larger than the sum of its proper divisors (234668723).

704006157 is a wasteful number, since it uses less digits than its factorization.

704006157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234668722.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 704006157 is about 26533.1143479238. The cubic root of 704006157 is about 889.5946296000.

The spelling of 704006157 in words is "seven hundred four million, six thousand, one hundred fifty-seven".