14501040 has 160 divisors (see below), whose sum is σ = 48854016. Its totient is φ = 3548160.

The previous prime is 14501029. The next prime is 14501041. The reversal of 14501040 is 4010541.

14501040 = 783² + 784² + ... + 805².

It is a super-2 number, since 2×14501040² = 420560322163200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (14501041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204205 + ... + 204275.

Almost surely, 2^14501040 is an apocalyptic number.

14501040 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 14501040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24427008).

14501040 is an abundant number, since it is smaller than the sum of its proper divisors (34352976).

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

14501040 is a wasteful number, since it uses less digits than its factorization.

14501040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 14501040 is about 3808.0231091736. The cubic root of 14501040 is about 243.8557778901.

Adding to 14501040 its reverse (4010541), we get a palindrome (18511581).

The spelling of 14501040 in words is "fourteen million, five hundred one thousand, forty".