2257397302 has 8 divisors (see below), whose sum is σ = 3386301336. Its totient is φ = 1128630192.

The previous prime is 2257397267. The next prime is 2257397321. The reversal of 2257397302 is 2037937522.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34953 + ... + 75739.

It is an arithmetic number, because the mean of its divisors is an integer number (423287667).

Almost surely, 2^2257397302 is an apocalyptic number.

2257397302 is a deficient number, since it is larger than the sum of its proper divisors (1128904034).

2257397302 is a wasteful number, since it uses less digits than its factorization.

2257397302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68462.

The product of its (nonzero) digits is 158760, while the sum is 40.

The square root of 2257397302 is about 47512.0753282784. The cubic root of 2257397302 is about 1311.8051570133.

The spelling of 2257397302 in words is "two billion, two hundred fifty-seven million, three hundred ninety-seven thousand, three hundred two".