734838401 has 4 divisors (see below), whose sum is σ = 801641904. Its totient is φ = 668034900.

The previous prime is 734838289. The next prime is 734838421. The reversal of 734838401 is 104838437.

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: 104838437 = 11 ⋅9530767.

It is a cyclic number.

It is not a de Polignac number, because 734838401 - 2¹⁰ = 734837377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (734838421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33401735 + ... + 33401756.

It is an arithmetic number, because the mean of its divisors is an integer number (200410476).

Almost surely, 2^734838401 is an apocalyptic number.

It is an amenable number.

734838401 is a deficient number, since it is larger than the sum of its proper divisors (66803503).

734838401 is a wasteful number, since it uses less digits than its factorization.

734838401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66803502.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 734838401 is about 27107.9029251619. The cubic root of 734838401 is about 902.3962484866.

The spelling of 734838401 in words is "seven hundred thirty-four million, eight hundred thirty-eight thousand, four hundred one".