734538253 has 4 divisors (see below), whose sum is σ = 738229600. Its totient is φ = 730846908.

The previous prime is 734538221. The next prime is 734538257. The reversal of 734538253 is 352835437.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 352835437 = 4129 ⋅85453.

It is a cyclic number.

It is not a de Polignac number, because 734538253 - 2⁵ = 734538221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (734538257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1845375 + ... + 1845772.

It is an arithmetic number, because the mean of its divisors is an integer number (184557400).

Almost surely, 2^734538253 is an apocalyptic number.

It is an amenable number.

734538253 is a deficient number, since it is larger than the sum of its proper divisors (3691347).

734538253 is a wasteful number, since it uses less digits than its factorization.

734538253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3691346.

The product of its digits is 302400, while the sum is 40.

The square root of 734538253 is about 27102.3661882132. The cubic root of 734538253 is about 902.2733691732.

The spelling of 734538253 in words is "seven hundred thirty-four million, five hundred thirty-eight thousand, two hundred fifty-three".