340561632 has 24 divisors (see below), whose sum is σ = 893974536. Its totient is φ = 113520512.

The previous prime is 340561619. The next prime is 340561649. The reversal of 340561632 is 236165043.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 340561632.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1773663 + ... + 1773854.

It is an arithmetic number, because the mean of its divisors is an integer number (37248939).

Almost surely, 2^340561632 is an apocalyptic number.

340561632 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

340561632 is an abundant number, since it is smaller than the sum of its proper divisors (553412904).

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

340561632 is a wasteful number, since it uses less digits than its factorization.

340561632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547530 (or 3547522 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 340561632 is about 18454.3120164367. The cubic root of 340561632 is about 698.3372999979.

The spelling of 340561632 in words is "three hundred forty million, five hundred sixty-one thousand, six hundred thirty-two".