53841861 has 8 divisors (see below), whose sum is σ = 79765760. Its totient is φ = 35894556.

The previous prime is 53841829. The next prime is 53841863. The reversal of 53841861 is 16814835.

53841861 is a `hidden beast` number, since 538 + 41 + 86 + 1 = 666.

It is not a de Polignac number, because 53841861 - 2⁵ = 53841829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53841863) 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, 997045 + ... + 997098.

It is an arithmetic number, because the mean of its divisors is an integer number (9970720).

Almost surely, 2^53841861 is an apocalyptic number.

It is an amenable number.

53841861 is a deficient number, since it is larger than the sum of its proper divisors (25923899).

53841861 is a wasteful number, since it uses less digits than its factorization.

53841861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994152 (or 1994146 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 53841861 is about 7337.7013430638. The cubic root of 53841861 is about 377.6069863277.

The spelling of 53841861 in words is "fifty-three million, eight hundred forty-one thousand, eight hundred sixty-one".