726402 has 8 divisors (see below), whose sum is σ = 1452816. Its totient is φ = 242132.

The previous prime is 726391. The next prime is 726413. The reversal of 726402 is 204627.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (726391) and next prime (726413).

It is a sphenic number, since it is the product of 3 distinct primes.

726402 is an admirable number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 726402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60528 + ... + 60539.

It is an arithmetic number, because the mean of its divisors is an integer number (181602).

2⁷²⁶⁴⁰² is an apocalyptic number.

726402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

726402 is a wasteful number, since it uses less digits than its factorization.

726402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121072.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 726402 is about 852.2922034138. The cubic root of 726402 is about 89.8929591620.

It can be divided in two parts, 726 and 402, that added together give a triangular number (1128 = T₄₇).

The spelling of 726402 in words is "seven hundred twenty-six thousand, four hundred two".