810146722 has 16 divisors (see below), whose sum is σ = 1515079872. Its totient is φ = 315641520.

The previous prime is 810146693. The next prime is 810146723. The reversal of 810146722 is 227641018.

It is a super-2 number, since 2×810146722² = 1312675422334690568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (810146723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2630193 + ... + 2630500.

It is an arithmetic number, because the mean of its divisors is an integer number (94692492).

Almost surely, 2^810146722 is an apocalyptic number.

810146722 is a deficient number, since it is larger than the sum of its proper divisors (704933150).

810146722 is a wasteful number, since it uses less digits than its factorization.

810146722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5260713.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 810146722 is about 28463.0764675922. The cubic root of 810146722 is about 932.2260322607.

The spelling of 810146722 in words is "eight hundred ten million, one hundred forty-six thousand, seven hundred twenty-two".