340976493 has 64 divisors (see below), whose sum is σ = 606412800. Its totient is φ = 186598080.

The previous prime is 340976491. The next prime is 340976501. The reversal of 340976493 is 394679043.

It is not a de Polignac number, because 340976493 - 2¹ = 340976491 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340976491) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 180528 + ... + 182406.

It is an arithmetic number, because the mean of its divisors is an integer number (9475200).

Almost surely, 2^340976493 is an apocalyptic number.

340976493 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

340976493 is a deficient number, since it is larger than the sum of its proper divisors (265436307).

340976493 is a wasteful number, since it uses less digits than its factorization.

340976493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1959 (or 1953 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The square root of 340976493 is about 18465.5488139400. The cubic root of 340976493 is about 698.6207487909.

The spelling of 340976493 in words is "three hundred forty million, nine hundred seventy-six thousand, four hundred ninety-three".