340634040 has 32 divisors (see below), whose sum is σ = 1021902480. Its totient is φ = 90835712.

The previous prime is 340634009. The next prime is 340634111. The reversal of 340634040 is 40436043.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 340634040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1419189 + ... + 1419428.

Almost surely, 2^340634040 is an apocalyptic number.

340634040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340634040 is an abundant number, since it is smaller than the sum of its proper divisors (681268440).

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

340634040 is a wasteful number, since it uses less digits than its factorization.

340634040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838631 (or 2838627 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 340634040 is about 18456.2737300897. The cubic root of 340634040 is about 698.3867884696.

The spelling of 340634040 in words is "three hundred forty million, six hundred thirty-four thousand, forty".