13650426 has 12 divisors (see below), whose sum is σ = 29575962. Its totient is φ = 4550136.

The previous prime is 13650421. The next prime is 13650433. The reversal of 13650426 is 62405631.

13650426 is a `hidden beast` number, since 1 + 3 + 650 + 4 + 2 + 6 = 666.

13650426 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10246401 + 3404025 = 3201^2 + 1845^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13650426.

It is not an unprimeable number, because it can be changed into a prime (13650421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 379161 + ... + 379196.

Almost surely, 2^13650426 is an apocalyptic number.

13650426 is an abundant number, since it is smaller than the sum of its proper divisors (15925536).

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

13650426 is a wasteful number, since it uses less digits than its factorization.

13650426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758365 (or 758362 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 13650426 is about 3694.6482917864. The cubic root of 13650426 is about 238.9912871832.

The spelling of 13650426 in words is "thirteen million, six hundred fifty thousand, four hundred twenty-six".