340495077 has 16 divisors (see below), whose sum is σ = 497206080. Its totient is φ = 205982592.

The previous prime is 340495063. The next prime is 340495097. The reversal of 340495077 is 770594043.

It is not a de Polignac number, because 340495077 - 2¹¹ = 340493029 is a prime.

It is a super-2 number, since 2×340495077² = 231873794922471858, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340495097) 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, 71688 + ... + 76289.

It is an arithmetic number, because the mean of its divisors is an integer number (31075380).

Almost surely, 2^340495077 is an apocalyptic number.

It is an amenable number.

340495077 is a deficient number, since it is larger than the sum of its proper divisors (156711003).

340495077 is a wasteful number, since it uses less digits than its factorization.

340495077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148052.

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 340495077 is about 18452.5086912322. The cubic root of 340495077 is about 698.2918056707.

The spelling of 340495077 in words is "three hundred forty million, four hundred ninety-five thousand, seventy-seven".