343979652 has 48 divisors (see below), whose sum is σ = 821882880. Its totient is φ = 111921312.

The previous prime is 343979633. The next prime is 343979681. The reversal of 343979652 is 256979343.

It is a happy number.

It is a super-2 number, since 2×343979652² = 236644001980082208, which contains 22 as substring.

Its product of digits (1224720) is a multiple of the sum of its prime factors (1680).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330549 + ... + 331587.

It is an arithmetic number, because the mean of its divisors is an integer number (17122560).

Almost surely, 2^343979652 is an apocalyptic number.

It is an amenable number.

343979652 is an abundant number, since it is smaller than the sum of its proper divisors (477903228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343979652 is a wasteful number, since it uses less digits than its factorization.

343979652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680 (or 1678 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 48.

The square root of 343979652 is about 18546.6884375621. The cubic root of 343979652 is about 700.6657964670.

The spelling of 343979652 in words is "three hundred forty-three million, nine hundred seventy-nine thousand, six hundred fifty-two".