340590772 has 36 divisors (see below), whose sum is σ = 627895660. Its totient is φ = 161651520.

The previous prime is 340590709. The next prime is 340590829. The reversal of 340590772 is 277095043.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 6 ways, for example, as 24960016 + 315630756 = 4996^2 + 17766^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8307072 + ... + 8307112.

Almost surely, 2^340590772 is an apocalyptic number.

It is an amenable number.

340590772 is a deficient number, since it is larger than the sum of its proper divisors (287304888).

340590772 is an frugal number, since it uses more digits than its factorization.

340590772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 80 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 340590772 is about 18455.1015169248. The cubic root of 340590772 is about 698.3572170669.

Multiplying 340590772 by its sum of digits (37), we get a square (12601858564 = 112258²).

340590772 divided by its sum of digits (37) gives a square (9205156 = 3034²).

The spelling of 340590772 in words is "three hundred forty million, five hundred ninety thousand, seven hundred seventy-two".