340597428 has 24 divisors (see below), whose sum is σ = 795080832. Its totient is φ = 113481984.

The previous prime is 340597427. The next prime is 340597429. The reversal of 340597428 is 824795043.

It is an interprime number because it is at equal distance from previous prime (340597427) and next prime (340597429).

It is a self number, because there is not a number n which added to its sum of digits gives 340597428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340597421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30276 + ... + 39972.

It is an arithmetic number, because the mean of its divisors is an integer number (33128368).

Almost surely, 2^340597428 is an apocalyptic number.

It is an amenable number.

340597428 is an abundant number, since it is smaller than the sum of its proper divisors (454483404).

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

340597428 is a wasteful number, since it uses less digits than its factorization.

340597428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12631 (or 12629 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 340597428 is about 18455.2818455856. The cubic root of 340597428 is about 698.3617662559.

The spelling of 340597428 in words is "three hundred forty million, five hundred ninety-seven thousand, four hundred twenty-eight".