340719973 has 16 divisors (see below), whose sum is σ = 376747200. Its totient is φ = 305562880.

The previous prime is 340719961. The next prime is 340719979. The reversal of 340719973 is 379917043.

It is a cyclic number.

It is not a de Polignac number, because 340719973 - 2⁵ = 340719941 is a prime.

It is a super-2 number, since 2×340719973² = 232180200002241458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340719979) 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, 333858 + ... + 334876.

It is an arithmetic number, because the mean of its divisors is an integer number (23546700).

Almost surely, 2^340719973 is an apocalyptic number.

It is an amenable number.

340719973 is a deficient number, since it is larger than the sum of its proper divisors (36027227).

340719973 is a wasteful number, since it uses less digits than its factorization.

340719973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412.

The product of its (nonzero) digits is 142884, while the sum is 43.

The square root of 340719973 is about 18458.6015992545. The cubic root of 340719973 is about 698.4455117316.

It can be divided in two parts, 34071 and 9973, that added together give a palindrome (44044).

The spelling of 340719973 in words is "three hundred forty million, seven hundred nineteen thousand, nine hundred seventy-three".