13164390 has 32 divisors (see below), whose sum is σ = 35105760. Its totient is φ = 3510432.

The previous prime is 13164383. The next prime is 13164391. The reversal of 13164390 is 9346131.

13164390 is a `hidden beast` number, since 13 + 1 + 643 + 9 + 0 = 666.

It is a super-3 number, since 3×13164390³ (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13164391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24109 + ... + 24648.

It is an arithmetic number, because the mean of its divisors is an integer number (1097055).

Almost surely, 2^13164390 is an apocalyptic number.

13164390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13164390 is an abundant number, since it is smaller than the sum of its proper divisors (21941370).

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

13164390 is a wasteful number, since it uses less digits than its factorization.

13164390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48773 (or 48767 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 13164390 is about 3628.2764503273. The cubic root of 13164390 is about 236.1204379040.

The spelling of 13164390 in words is "thirteen million, one hundred sixty-four thousand, three hundred ninety".