1436454040 has 64 divisors (see below), whose sum is σ = 3702620160. Its totient is φ = 491314560.

The previous prime is 1436454011. The next prime is 1436454043. The reversal of 1436454040 is 404546341.

It is a junction number, because it is equal to n+sod(n) for n = 1436453993 and 1436454011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1436454043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114729 + ... + 126631.

It is an arithmetic number, because the mean of its divisors is an integer number (57853440).

Almost surely, 2^1436454040 is an apocalyptic number.

1436454040 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 1436454040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1851310080).

1436454040 is an abundant number, since it is smaller than the sum of its proper divisors (2266166120).

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

1436454040 is a wasteful number, since it uses less digits than its factorization.

1436454040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12352 (or 12348 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 1436454040 is about 37900.5809981852. The cubic root of 1436454040 is about 1128.3155627521.

The spelling of 1436454040 in words is "one billion, four hundred thirty-six million, four hundred fifty-four thousand, forty".