1677040344 has 96 divisors (see below), whose sum is σ = 5496210720. Its totient is φ = 450966528.

The previous prime is 1677040289. The next prime is 1677040349. The reversal of 1677040344 is 4430407761.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1677040299 and 1677040308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1677040349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89299 + ... + 106434.

It is an arithmetic number, because the mean of its divisors is an integer number (57252195).

Almost surely, 2^1677040344 is an apocalyptic number.

1677040344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1677040344 is an abundant number, since it is smaller than the sum of its proper divisors (3819170376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1677040344 is a wasteful number, since it uses less digits than its factorization.

1677040344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195769 (or 195762 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 1677040344 is about 40951.6830423366. The cubic root of 1677040344 is about 1188.0858863867.

The spelling of 1677040344 in words is "one billion, six hundred seventy-seven million, forty thousand, three hundred forty-four".