14772240 has 160 divisors (see below), whose sum is σ = 58210560. Its totient is φ = 3373056.

The previous prime is 14772211. The next prime is 14772271. The reversal of 14772240 is 4227741.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14632 + ... + 15608.

It is an arithmetic number, because the mean of its divisors is an integer number (363816).

Almost surely, 2^14772240 is an apocalyptic number.

14772240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14772240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29105280).

14772240 is an abundant number, since it is smaller than the sum of its proper divisors (43438320).

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

14772240 is a wasteful number, since it uses less digits than its factorization.

14772240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006 (or 994 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 27.

The square root of 14772240 is about 3843.4671847175. The cubic root of 14772240 is about 245.3666037372.

Adding to 14772240 its reverse (4227741), we get a palindrome (18999981).

The spelling of 14772240 in words is "fourteen million, seven hundred seventy-two thousand, two hundred forty".