734006731 has 4 divisors (see below), whose sum is σ = 734605200. Its totient is φ = 733408264.

The previous prime is 734006729. The next prime is 734006743. The reversal of 734006731 is 137600437.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 137600437 = 13 ⋅10584649.

It is a cyclic number.

It is not a de Polignac number, because 734006731 - 2¹ = 734006729 is a prime.

It is a super-2 number, since 2×734006731² = 1077531762306612722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 734006693 and 734006702.

It is not an unprimeable number, because it can be changed into a prime (734006761) 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, 297391 + ... + 299848.

It is an arithmetic number, because the mean of its divisors is an integer number (183651300).

Almost surely, 2^734006731 is an apocalyptic number.

734006731 is a deficient number, since it is larger than the sum of its proper divisors (598469).

734006731 is a wasteful number, since it uses less digits than its factorization.

734006731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598468.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 734006731 is about 27092.5585908751. The cubic root of 734006731 is about 902.0556841777.

The spelling of 734006731 in words is "seven hundred thirty-four million, six thousand, seven hundred thirty-one".