949021659 has 12 divisors (see below), whose sum is σ = 1373349952. Its totient is φ = 631508400.

The previous prime is 949021649. The next prime is 949021687. The reversal of 949021659 is 956120949.

It is not a de Polignac number, because 949021659 - 2⁴ = 949021643 is a prime.

It is a super-2 number, since 2×949021659² = 1801284218502224562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (949021639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92587 + ... + 102324.

Almost surely, 2^949021659 is an apocalyptic number.

949021659 is a deficient number, since it is larger than the sum of its proper divisors (424328293).

949021659 is a wasteful number, since it uses less digits than its factorization.

949021659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195458 (or 195455 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 949021659 is about 30806.1951399390. The cubic root of 949021659 is about 982.7099984272.

The spelling of 949021659 in words is "nine hundred forty-nine million, twenty-one thousand, six hundred fifty-nine".