2017389772 has 6 divisors (see below), whose sum is σ = 3530432108. Its totient is φ = 1008694884.

The previous prime is 2017389757. The next prime is 2017389797. The reversal of 2017389772 is 2779837102.

It is a happy number.

It is a super-2 number, since 2×2017389772² = 8139722984340423968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252173718 + ... + 252173725.

Almost surely, 2^2017389772 is an apocalyptic number.

It is an amenable number.

2017389772 is a deficient number, since it is larger than the sum of its proper divisors (1513042336).

2017389772 is a wasteful number, since it uses less digits than its factorization.

2017389772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504347447 (or 504347445 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 46.

The square root of 2017389772 is about 44915.3623162499. The cubic root of 2017389772 is about 1263.5621405404.

The spelling of 2017389772 in words is "two billion, seventeen million, three hundred eighty-nine thousand, seven hundred seventy-two".