340860537 has 6 divisors (see below), whose sum is σ = 492354122. Its totient is φ = 227240352.

The previous prime is 340860491. The next prime is 340860599. The reversal of 340860537 is 735068043.

It is a happy number.

340860537 is a `hidden beast` number, since 3 + 40 + 8 + 605 + 3 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 312440976 + 28419561 = 17676^2 + 5331^2 .

It is not a de Polignac number, because 340860537 - 2⁶ = 340860473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340860337) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18936688 + ... + 18936705.

Almost surely, 2^340860537 is an apocalyptic number.

It is an amenable number.

340860537 is a deficient number, since it is larger than the sum of its proper divisors (151493585).

340860537 is a wasteful number, since it uses less digits than its factorization.

340860537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37873399 (or 37873396 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 340860537 is about 18462.4087540061. The cubic root of 340860537 is about 698.5415464080.

The spelling of 340860537 in words is "three hundred forty million, eight hundred sixty thousand, five hundred thirty-seven".