450253400 has 48 divisors (see below), whose sum is σ = 1062495240. Its totient is φ = 177408000.

The previous prime is 450253399. The next prime is 450253409. The reversal of 450253400 is 4352054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450253409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3401 + ... + 30200.

Almost surely, 2^450253400 is an apocalyptic number.

450253400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450253400 is an abundant number, since it is smaller than the sum of its proper divisors (612241840).

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

450253400 is a wasteful number, since it uses less digits than its factorization.

450253400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33684 (or 33675 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 450253400 is about 21219.1752902887. The cubic root of 450253400 is about 766.4532445215.

The spelling of 450253400 in words is "four hundred fifty million, two hundred fifty-three thousand, four hundred".