1673407340 has 24 divisors (see below), whose sum is σ = 3833624592. Its totient is φ = 608511680.

The previous prime is 1673407313. The next prime is 1673407357. The reversal of 1673407340 is 437043761.

It is a self number, because there is not a number n which added to its sum of digits gives 1673407340.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3802979 + ... + 3803418.

It is an arithmetic number, because the mean of its divisors is an integer number (159734358).

Almost surely, 2^1673407340 is an apocalyptic number.

1673407340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1673407340 is an abundant number, since it is smaller than the sum of its proper divisors (2160217252).

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

1673407340 is a wasteful number, since it uses less digits than its factorization.

1673407340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7606417 (or 7606415 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 1673407340 is about 40907.3017932007. The cubic root of 1673407340 is about 1187.2273418697.

The spelling of 1673407340 in words is "one billion, six hundred seventy-three million, four hundred seven thousand, three hundred forty".