723196401 has 8 divisors (see below), whose sum is σ = 974203104. Its totient is φ = 477160320.

The previous prime is 723196399. The next prime is 723196421. The reversal of 723196401 is 104691327.

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

It is not a de Polignac number, because 723196401 - 2¹ = 723196399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (723196421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1242315 + ... + 1242896.

It is an arithmetic number, because the mean of its divisors is an integer number (121775388).

Almost surely, 2^723196401 is an apocalyptic number.

It is an amenable number.

723196401 is a deficient number, since it is larger than the sum of its proper divisors (251006703).

723196401 is a wasteful number, since it uses less digits than its factorization.

723196401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485311.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 723196401 is about 26892.3111874008. The cubic root of 723196401 is about 897.6053216562.

The spelling of 723196401 in words is "seven hundred twenty-three million, one hundred ninety-six thousand, four hundred one".