1841254340 has 12 divisors (see below), whose sum is σ = 3866634156. Its totient is φ = 736501728.

The previous prime is 1841254333. The next prime is 1841254369. The reversal of 1841254340 is 434521481.

It can be written as a sum of positive squares in 2 ways, for example, as 454883584 + 1386370756 = 21328^2 + 37234^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1841254297 and 1841254306.

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, 46031339 + ... + 46031378.

It is an arithmetic number, because the mean of its divisors is an integer number (322219513).

Almost surely, 2^1841254340 is an apocalyptic number.

1841254340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1841254340 is an abundant number, since it is smaller than the sum of its proper divisors (2025379816).

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

1841254340 is a wasteful number, since it uses less digits than its factorization.

1841254340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92062726 (or 92062724 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 1841254340 is about 42909.8396641143. The cubic root of 1841254340 is about 1225.6635228084.

The spelling of 1841254340 in words is "one billion, eight hundred forty-one million, two hundred fifty-four thousand, three hundred forty".