340977930 has 32 divisors (see below), whose sum is σ = 824330304. Its totient is φ = 90262656.

The previous prime is 340977929. The next prime is 340977947. The reversal of 340977930 is 39779043.

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, 37372 + ... + 45591.

It is an arithmetic number, because the mean of its divisors is an integer number (25760322).

Almost surely, 2^340977930 is an apocalyptic number.

340977930 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

340977930 is an abundant number, since it is smaller than the sum of its proper divisors (483352374).

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

340977930 is a wasteful number, since it uses less digits than its factorization.

340977930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83110.

The product of its (nonzero) digits is 142884, while the sum is 42.

The square root of 340977930 is about 18465.5877241966. The cubic root of 340977930 is about 698.6217302042.

The spelling of 340977930 in words is "three hundred forty million, nine hundred seventy-seven thousand, nine hundred thirty".