726714890 has 32 divisors (see below), whose sum is σ = 1434516480. Its totient is φ = 262868800.

The previous prime is 726714887. The next prime is 726714931. The reversal of 726714890 is 98417627.

It is a super-2 number, since 2×726714890² = 1056229062695424200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3716 + ... + 38304.

It is an arithmetic number, because the mean of its divisors is an integer number (44828640).

Almost surely, 2^726714890 is an apocalyptic number.

726714890 is a deficient number, since it is larger than the sum of its proper divisors (707801590).

726714890 is a wasteful number, since it uses less digits than its factorization.

726714890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34798.

The product of its (nonzero) digits is 169344, while the sum is 44.

The square root of 726714890 is about 26957.6499346660. The cubic root of 726714890 is about 899.0586412396.

The spelling of 726714890 in words is "seven hundred twenty-six million, seven hundred fourteen thousand, eight hundred ninety".