734493081 has 16 divisors (see below), whose sum is σ = 1121212800. Its totient is φ = 418965888.

The previous prime is 734493043. The next prime is 734493091. The reversal of 734493081 is 180394437.

It is not a de Polignac number, because 734493081 - 2¹³ = 734484889 is a prime.

It is a super-2 number, since 2×734493081² = 1078960172073745122, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (734493091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18786 + ... + 42683.

It is an arithmetic number, because the mean of its divisors is an integer number (70075800).

Almost surely, 2^734493081 is an apocalyptic number.

It is an amenable number.

734493081 is a deficient number, since it is larger than the sum of its proper divisors (386719719).

734493081 is a wasteful number, since it uses less digits than its factorization.

734493081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62048.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 734493081 is about 27101.5328164294. The cubic root of 734493081 is about 902.2548730508.

The spelling of 734493081 in words is "seven hundred thirty-four million, four hundred ninety-three thousand, eighty-one".