537981450 has 24 divisors (see below), whose sum is σ = 1334194368. Its totient is φ = 143461680.

The previous prime is 537981421. The next prime is 537981467. The reversal of 537981450 is 54189735.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1793122 + ... + 1793421.

It is an arithmetic number, because the mean of its divisors is an integer number (55591432).

Almost surely, 2^537981450 is an apocalyptic number.

537981450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

537981450 is an abundant number, since it is smaller than the sum of its proper divisors (796212918).

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

537981450 is a wasteful number, since it uses less digits than its factorization.

537981450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3586558 (or 3586553 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 537981450 is about 23194.4271323954. The cubic root of 537981450 is about 813.3093536706.

The spelling of 537981450 in words is "five hundred thirty-seven million, nine hundred eighty-one thousand, four hundred fifty".