53691092 has 24 divisors (see below), whose sum is σ = 115643136. Its totient is φ = 21240288.

The previous prime is 53691091. The next prime is 53691103. The reversal of 53691092 is 29019635.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53691091) 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, 73388 + ... + 74115.

It is an arithmetic number, because the mean of its divisors is an integer number (4818464).

Almost surely, 2^53691092 is an apocalyptic number.

53691092 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

53691092 is an abundant number, since it is smaller than the sum of its proper divisors (61952044).

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

53691092 is a wasteful number, since it uses less digits than its factorization.

53691092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147527 (or 147525 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 53691092 is about 7327.4205556935. The cubic root of 53691092 is about 377.2541960784.

The spelling of 53691092 in words is "fifty-three million, six hundred ninety-one thousand, ninety-two".