734634 has 12 divisors (see below), whose sum is σ = 1591746. Its totient is φ = 244872.

The previous prime is 734627. The next prime is 734647. The reversal of 734634 is 436437.

It can be written as a sum of positive squares in only one way, i.e., 378225 + 356409 = 615^2 + 597^2 .

It is a super-2 number, since 2×734634² = 1079374227912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 734598 and 734607.

It is an unprimeable number.

734634 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20389 + ... + 20424.

2⁷³⁴⁶³⁴ is an apocalyptic number.

734634 is an abundant number, since it is smaller than the sum of its proper divisors (857112).

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

734634 is a wasteful number, since it uses less digits than its factorization.

734634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40821 (or 40818 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 734634 is about 857.1079278597. The cubic root of 734634 is about 90.2312571223.

The spelling of 734634 in words is "seven hundred thirty-four thousand, six hundred thirty-four".