731900226 has 16 divisors (see below), whose sum is σ = 1464120000. Its totient is φ = 243913488.

The previous prime is 731900207. The next prime is 731900233. The reversal of 731900226 is 622009137.

It is a junction number, because it is equal to n+sod(n) for n = 731900193 and 731900202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24900 + ... + 45648.

It is an arithmetic number, because the mean of its divisors is an integer number (91507500).

Almost surely, 2^731900226 is an apocalyptic number.

731900226 is an abundant number, since it is smaller than the sum of its proper divisors (732219774).

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

731900226 is a wasteful number, since it uses less digits than its factorization.

731900226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26633.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 731900226 is about 27053.6545775243. The cubic root of 731900226 is about 901.1919293944.

The spelling of 731900226 in words is "seven hundred thirty-one million, nine hundred thousand, two hundred twenty-six".