734451081 has 32 divisors (see below), whose sum is σ = 1234668288. Its totient is φ = 377948160.

The previous prime is 734451077. The next prime is 734451089. The reversal of 734451081 is 180154437.

It is not a de Polignac number, because 734451081 - 2² = 734451077 is a prime.

It is a super-2 number, since 2×734451081² = 1078836780764137122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (734451089) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21616 + ... + 44001.

It is an arithmetic number, because the mean of its divisors is an integer number (38583384).

Almost surely, 2^734451081 is an apocalyptic number.

It is an amenable number.

734451081 is a deficient number, since it is larger than the sum of its proper divisors (500217207).

734451081 is a wasteful number, since it uses less digits than its factorization.

734451081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65681.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 734451081 is about 27100.7579414303. The cubic root of 734451081 is about 902.2376750549.

The spelling of 734451081 in words is "seven hundred thirty-four million, four hundred fifty-one thousand, eighty-one".