340860531 has 16 divisors (see below), whose sum is σ = 511792128. Its totient is φ = 199917600.

The previous prime is 340860491. The next prime is 340860599. The reversal of 340860531 is 135068043.

It is not a de Polignac number, because 340860531 - 2¹³ = 340852339 is a prime.

It is a super-2 number, since 2×340860531² = 232371803187203922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340867531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165576 + ... + 167621.

It is an arithmetic number, because the mean of its divisors is an integer number (31987008).

Almost surely, 2^340860531 is an apocalyptic number.

340860531 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

340860531 is a deficient number, since it is larger than the sum of its proper divisors (170931597).

340860531 is a wasteful number, since it uses less digits than its factorization.

340860531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333242.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 340860531 is about 18462.4085915137. The cubic root of 340860531 is about 698.5415423093.

The spelling of 340860531 in words is "three hundred forty million, eight hundred sixty thousand, five hundred thirty-one".