1854266049 has 24 divisors (see below), whose sum is σ = 2822002560. Its totient is φ = 1170937152.

The previous prime is 1854266021. The next prime is 1854266053. The reversal of 1854266049 is 9406624581.

1854266049 is a `hidden beast` number, since 1 + 8 + 542 + 6 + 60 + 49 = 666.

It is not a de Polignac number, because 1854266049 - 2⁵ = 1854266017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1854265995 and 1854266013.

It is not an unprimeable number, because it can be changed into a prime (1854261049) 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, 22164 + ... + 64805.

It is an arithmetic number, because the mean of its divisors is an integer number (117583440).

Almost surely, 2^1854266049 is an apocalyptic number.

It is an amenable number.

1854266049 is a deficient number, since it is larger than the sum of its proper divisors (967736511).

1854266049 is a wasteful number, since it uses less digits than its factorization.

1854266049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87101 (or 87098 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 1854266049 is about 43061.1895910923. The cubic root of 1854266049 is about 1228.5439065192.

The spelling of 1854266049 in words is "one billion, eight hundred fifty-four million, two hundred sixty-six thousand, forty-nine".