53791406 has 16 divisors (see below), whose sum is σ = 83025216. Its totient is φ = 26125056.

The previous prime is 53791403. The next prime is 53791481. The reversal of 53791406 is 60419735.

It is a super-3 number, since 3×53791406³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53791403) 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, 10790 + ... + 14966.

It is an arithmetic number, because the mean of its divisors is an integer number (5189076).

Almost surely, 2^53791406 is an apocalyptic number.

53791406 is a deficient number, since it is larger than the sum of its proper divisors (29233810).

53791406 is a wasteful number, since it uses less digits than its factorization.

53791406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4363.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 53791406 is about 7334.2624714418. The cubic root of 53791406 is about 377.4889981151.

The spelling of 53791406 in words is "fifty-three million, seven hundred ninety-one thousand, four hundred six".