340825428 has 24 divisors (see below), whose sum is σ = 883621760. Its totient is φ = 113608440.

The previous prime is 340825427. The next prime is 340825493. The reversal of 340825428 is 824528043.

340825428 is a `hidden beast` number, since 34 + 0 + 82 + 542 + 8 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 340825392 and 340825401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340825427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1577788 + ... + 1578003.

Almost surely, 2^340825428 is an apocalyptic number.

It is an amenable number.

340825428 is an abundant number, since it is smaller than the sum of its proper divisors (542796332).

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

340825428 is a wasteful number, since it uses less digits than its factorization.

340825428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3155804 (or 3155796 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 340825428 is about 18461.4579055935. The cubic root of 340825428 is about 698.5175620757.

The spelling of 340825428 in words is "three hundred forty million, eight hundred twenty-five thousand, four hundred twenty-eight".