1450254040 has 96 divisors (see below), whose sum is σ = 3558906000. Its totient is φ = 530385408.

The previous prime is 1450254007. The next prime is 1450254041. The reversal of 1450254040 is 404520541.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1450253996 and 1450254014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1450254041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 638026 + ... + 640294.

Almost surely, 2^1450254040 is an apocalyptic number.

1450254040 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 1450254040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1779453000).

1450254040 is an abundant number, since it is smaller than the sum of its proper divisors (2108651960).

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

1450254040 is a wasteful number, since it uses less digits than its factorization.

1450254040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2357 (or 2324 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 1450254040 is about 38082.2010918487. The cubic root of 1450254040 is about 1131.9172922129.

Adding to 1450254040 its reverse (404520541), we get a palindrome (1854774581).

The spelling of 1450254040 in words is "one billion, four hundred fifty million, two hundred fifty-four thousand, forty".