1005939974 has 16 divisors (see below), whose sum is σ = 1625511888. Its totient is φ = 464128032.

The previous prime is 1005939953. The next prime is 1005940007. The reversal of 1005939974 is 4799395001.

It is a super-2 number, since 2×1005939974² = 2023830462582241352, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130064 + ... + 137580.

It is an arithmetic number, because the mean of its divisors is an integer number (101594493).

Almost surely, 2^1005939974 is an apocalyptic number.

1005939974 is a deficient number, since it is larger than the sum of its proper divisors (619571914).

1005939974 is a wasteful number, since it uses less digits than its factorization.

1005939974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12679.

The product of its (nonzero) digits is 306180, while the sum is 47.

The square root of 1005939974 is about 31716.5567803316. The cubic root of 1005939974 is about 1001.9760838538.

The spelling of 1005939974 in words is "one billion, five million, nine hundred thirty-nine thousand, nine hundred seventy-four".