340753725 has 72 divisors (see below), whose sum is σ = 664605032. Its totient is φ = 165888000.

The previous prime is 340753711. The next prime is 340753739. The reversal of 340753725 is 527357043.

It is an interprime number because it is at equal distance from previous prime (340753711) and next prime (340753739).

It can be written as a sum of positive squares in 12 ways, for example, as 278122329 + 62631396 = 16677^2 + 7914^2 .

It is not a de Polignac number, because 340753725 - 2⁹ = 340753213 is a prime.

It is a super-2 number, since 2×340753725² = 232226202202751250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 340753725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 283125 + ... + 284325.

Almost surely, 2^340753725 is an apocalyptic number.

It is an amenable number.

340753725 is a deficient number, since it is larger than the sum of its proper divisors (323851307).

340753725 is a wasteful number, since it uses less digits than its factorization.

340753725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327 (or 1319 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 36.

The square root of 340753725 is about 18459.5158387212. The cubic root of 340753725 is about 698.4685738318.

The spelling of 340753725 in words is "three hundred forty million, seven hundred fifty-three thousand, seven hundred twenty-five".