339427640 has 32 divisors (see below), whose sum is σ = 784356480. Its totient is φ = 132100992.

The previous prime is 339427601. The next prime is 339427691. The reversal of 339427640 is 46724933.

It is a super-2 number, since 2×339427640² = 230422245591939200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 339427594 and 339427603.

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, 113192 + ... + 116151.

It is an arithmetic number, because the mean of its divisors is an integer number (24511140).

Almost surely, 2^339427640 is an apocalyptic number.

It is an amenable number.

339427640 is an abundant number, since it is smaller than the sum of its proper divisors (444928840).

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

339427640 is a wasteful number, since it uses less digits than its factorization.

339427640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229391 (or 229387 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 339427640 is about 18423.5620877180. The cubic root of 339427640 is about 697.5613371718.

The spelling of 339427640 in words is "three hundred thirty-nine million, four hundred twenty-seven thousand, six hundred forty".