1684499374 has 8 divisors (see below), whose sum is σ = 2530071648. Its totient is φ = 841142160.

The previous prime is 1684499357. The next prime is 1684499387. The reversal of 1684499374 is 4739944861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551862 + ... + 554905.

It is an arithmetic number, because the mean of its divisors is an integer number (316258956).

Almost surely, 2^1684499374 is an apocalyptic number.

1684499374 is a deficient number, since it is larger than the sum of its proper divisors (845572274).

1684499374 is a wasteful number, since it uses less digits than its factorization.

1684499374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107530.

The product of its digits is 5225472, while the sum is 55.

The square root of 1684499374 is about 41042.6531062503. The cubic root of 1684499374 is about 1189.8447115116.

The spelling of 1684499374 in words is "one billion, six hundred eighty-four million, four hundred ninety-nine thousand, three hundred seventy-four".