340740772 has 24 divisors (see below), whose sum is σ = 617047200. Its totient is φ = 164531136.

The previous prime is 340740769. The next prime is 340740781. The reversal of 340740772 is 277047043.

It is a happy number.

It is a super-2 number, since 2×340740772² = 232208547406311968, which contains 22 as substring.

It is an unprimeable number.

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, 4179 + ... + 26437.

It is an arithmetic number, because the mean of its divisors is an integer number (25710300).

Almost surely, 2^340740772 is an apocalyptic number.

It is an amenable number.

340740772 is a deficient number, since it is larger than the sum of its proper divisors (276306428).

340740772 is a wasteful number, since it uses less digits than its factorization.

340740772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22395 (or 22393 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 34.

The square root of 340740772 is about 18459.1649865318. The cubic root of 340740772 is about 698.4597234731.

The spelling of 340740772 in words is "three hundred forty million, seven hundred forty thousand, seven hundred seventy-two".