671713419 has 16 divisors (see below), whose sum is σ = 966629664. Its totient is φ = 412454400.

The previous prime is 671713411. The next prime is 671713423. The reversal of 671713419 is 914317176.

It is not a de Polignac number, because 671713419 - 2³ = 671713411 is a prime.

It is a super-2 number, since 2×671713419² = 902397834529339122, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (671713411) 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, 702 + ... + 36659.

It is an arithmetic number, because the mean of its divisors is an integer number (60414354).

Almost surely, 2^671713419 is an apocalyptic number.

671713419 is a deficient number, since it is larger than the sum of its proper divisors (294916245).

671713419 is a wasteful number, since it uses less digits than its factorization.

671713419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37838.

The product of its digits is 31752, while the sum is 39.

The square root of 671713419 is about 25917.4346531442. The cubic root of 671713419 is about 875.7792976768.

The spelling of 671713419 in words is "six hundred seventy-one million, seven hundred thirteen thousand, four hundred nineteen".