13772542 has 16 divisors (see below), whose sum is σ = 23841792. Its totient is φ = 5844600.

The previous prime is 13772503. The next prime is 13772543. The reversal of 13772542 is 24527731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13772543) 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, 3334 + ... + 6217.

It is an arithmetic number, because the mean of its divisors is an integer number (1490112).

Almost surely, 2^13772542 is an apocalyptic number.

13772542 is a deficient number, since it is larger than the sum of its proper divisors (10069250).

13772542 is a wasteful number, since it uses less digits than its factorization.

13772542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9663.

The product of its digits is 11760, while the sum is 31.

The square root of 13772542 is about 3711.1375614493. The cubic root of 13772542 is about 239.7018403884.

The spelling of 13772542 in words is "thirteen million, seven hundred seventy-two thousand, five hundred forty-two".