13445574 has 16 divisors (see below), whose sum is σ = 26972400. Its totient is φ = 4468320.

The previous prime is 13445573. The next prime is 13445587. The reversal of 13445574 is 47554431.

13445574 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 is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13445573) 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, 1117 + ... + 5304.

It is an arithmetic number, because the mean of its divisors is an integer number (1685775).

Almost surely, 2^13445574 is an apocalyptic number.

13445574 is an abundant number, since it is smaller than the sum of its proper divisors (13526826).

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

13445574 is a wasteful number, since it uses less digits than its factorization.

13445574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6775.

The product of its digits is 33600, while the sum is 33.

The square root of 13445574 is about 3666.8206937346. The cubic root of 13445574 is about 237.7897420409.

The spelling of 13445574 in words is "thirteen million, four hundred forty-five thousand, five hundred seventy-four".