1674430340 has 24 divisors (see below), whose sum is σ = 3835968192. Its totient is φ = 608883680.

The previous prime is 1674430327. The next prime is 1674430349. The reversal of 1674430340 is 430344761.

It is a junction number, because it is equal to n+sod(n) for n = 1674430297 and 1674430306.

It is not an unprimeable number, because it can be changed into a prime (1674430349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3805304 + ... + 3805743.

It is an arithmetic number, because the mean of its divisors is an integer number (159832008).

Almost surely, 2^1674430340 is an apocalyptic number.

1674430340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1674430340 is an abundant number, since it is smaller than the sum of its proper divisors (2161537852).

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

1674430340 is a wasteful number, since it uses less digits than its factorization.

1674430340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7611067 (or 7611065 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 1674430340 is about 40919.8037629703. The cubic root of 1674430340 is about 1187.4692208458.

The spelling of 1674430340 in words is "one billion, six hundred seventy-four million, four hundred thirty thousand, three hundred forty".