1845454674 has 16 divisors (see below), whose sum is σ = 4218182208. Its totient is φ = 527272752.

The previous prime is 1845454651. The next prime is 1845454747. The reversal of 1845454674 is 4764545481.

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, 21969657 + ... + 21969740.

It is an arithmetic number, because the mean of its divisors is an integer number (263636388).

Almost surely, 2^1845454674 is an apocalyptic number.

1845454674 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1845454674 is an abundant number, since it is smaller than the sum of its proper divisors (2372727534).

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

1845454674 is a wasteful number, since it uses less digits than its factorization.

1845454674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43939409.

The product of its digits is 2150400, while the sum is 48.

The square root of 1845454674 is about 42958.7554987339. The cubic root of 1845454674 is about 1226.5948238715.

The spelling of 1845454674 in words is "one billion, eight hundred forty-five million, four hundred fifty-four thousand, six hundred seventy-four".