726212406 has 8 divisors (see below), whose sum is σ = 1452424824. Its totient is φ = 242070800.

The previous prime is 726212387. The next prime is 726212437. The reversal of 726212406 is 604212627.

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

726212406 is an admirable number.

It is a congruent number.

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, 60517695 + ... + 60517706.

It is an arithmetic number, because the mean of its divisors is an integer number (181553103).

Almost surely, 2^726212406 is an apocalyptic number.

726212406 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.

726212406 is a wasteful number, since it uses less digits than its factorization.

726212406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121035406.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 726212406 is about 26948.3284453786. The cubic root of 726212406 is about 898.8513766705.

The spelling of 726212406 in words is "seven hundred twenty-six million, two hundred twelve thousand, four hundred six".