726056001 has 32 divisors (see below), whose sum is σ = 1175126400. Its totient is φ = 439395840.

The previous prime is 726055999. The next prime is 726056021. The reversal of 726056001 is 100650627.

It is not a de Polignac number, because 726056001 - 2¹ = 726055999 is a prime.

It is a super-2 number, since 2×726056001² = 1054314633176224002, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (726056021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 276985 + ... + 279593.

It is an arithmetic number, because the mean of its divisors is an integer number (36722700).

Almost surely, 2^726056001 is an apocalyptic number.

It is an amenable number.

726056001 is a deficient number, since it is larger than the sum of its proper divisors (449070399).

726056001 is a wasteful number, since it uses less digits than its factorization.

726056001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566 (or 3560 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 726056001 is about 26945.4263465992. The cubic root of 726056001 is about 898.7868432355.

It can be divided in two parts, 72605 and 6001, that added together give a triangular number (78606 = T₃₉₆).

The spelling of 726056001 in words is "seven hundred twenty-six million, fifty-six thousand, one".