4006726734 has 16 divisors (see below), whose sum is σ = 8041974480. Its totient is φ = 1330822080.

The previous prime is 4006726727. The next prime is 4006726747. The reversal of 4006726734 is 4376276004.

It is a junction number, because it is equal to n+sod(n) for n = 4006726692 and 4006726701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1186549 + ... + 1189920.

It is an arithmetic number, because the mean of its divisors is an integer number (502623405).

Almost surely, 2^4006726734 is an apocalyptic number.

4006726734 is an abundant number, since it is smaller than the sum of its proper divisors (4035247746).

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

4006726734 is a wasteful number, since it uses less digits than its factorization.

4006726734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376755.

The product of its (nonzero) digits is 169344, while the sum is 39.

The square root of 4006726734 is about 63298.7103660098. The cubic root of 4006726734 is about 1588.2903890122.

The spelling of 4006726734 in words is "four billion, six million, seven hundred twenty-six thousand, seven hundred thirty-four".