13742722 has 8 divisors (see below), whose sum is σ = 23558976. Its totient is φ = 5889732.

The previous prime is 13742713. The next prime is 13742731. The reversal of 13742722 is 22724731.

It is an interprime number because it is at equal distance from previous prime (13742713) and next prime (13742731).

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490798 + ... + 490825.

It is an arithmetic number, because the mean of its divisors is an integer number (2944872).

Almost surely, 2^13742722 is an apocalyptic number.

13742722 is a deficient number, since it is larger than the sum of its proper divisors (9816254).

13742722 is an equidigital number, since it uses as much as digits as its factorization.

13742722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981632.

The product of its digits is 4704, while the sum is 28.

The square root of 13742722 is about 3707.1177483323. The cubic root of 13742722 is about 239.5287163583.

Subtracting 13742722 from its reverse (22724731), we obtain a square (8982009 = 2997²).

It can be divided in two parts, 1374 and 2722, that added together give a 12-th power (4096 = 2¹²).

The spelling of 13742722 in words is "thirteen million, seven hundred forty-two thousand, seven hundred twenty-two".