83961054 has 24 divisors (see below), whose sum is σ = 182084760. Its totient is φ = 27961008.

The previous prime is 83961047. The next prime is 83961067. The reversal of 83961054 is 45016938.

83961054 is a `hidden beast` number, since 8 + 39 + 610 + 5 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34444 + ... + 36800.

It is an arithmetic number, because the mean of its divisors is an integer number (7586865).

Almost surely, 2^83961054 is an apocalyptic number.

83961054 is an abundant number, since it is smaller than the sum of its proper divisors (98123706).

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

83961054 is a wasteful number, since it uses less digits than its factorization.

83961054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4344 (or 4341 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 83961054 is about 9163.0264650933. The cubic root of 83961054 is about 437.8842191001.

The spelling of 83961054 in words is "eighty-three million, nine hundred sixty-one thousand, fifty-four".