13650402 has 8 divisors (see below), whose sum is σ = 27300816. Its totient is φ = 4550132.

The previous prime is 13650391. The next prime is 13650409. The reversal of 13650402 is 20405631.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

13650402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (13650409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1137528 + ... + 1137539.

It is an arithmetic number, because the mean of its divisors is an integer number (3412602).

Almost surely, 2^13650402 is an apocalyptic number.

13650402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13650402 is a wasteful number, since it uses less digits than its factorization.

13650402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275072.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 13650402 is about 3694.6450438439. The cubic root of 13650402 is about 238.9911471193.

The spelling of 13650402 in words is "thirteen million, six hundred fifty thousand, four hundred two".