32723401 has 4 divisors (see below), whose sum is σ = 32780692. Its totient is φ = 32666112.

The previous prime is 32723393. The next prime is 32723417. The reversal of 32723401 is 10432723.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 28901376 + 3822025 = 5376^2 + 1955^2 .

It is a cyclic number.

It is not a de Polignac number, because 32723401 - 2³ = 32723393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32723461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27780 + ... + 28933.

It is an arithmetic number, because the mean of its divisors is an integer number (8195173).

Almost surely, 2^32723401 is an apocalyptic number.

It is an amenable number.

32723401 is a deficient number, since it is larger than the sum of its proper divisors (57291).

32723401 is an equidigital number, since it uses as much as digits as its factorization.

32723401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57290.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 32723401 is about 5720.4371336463. The cubic root of 32723401 is about 319.8547550482.

It can be divided in two parts, 32723 and 401, that added together give a square (33124 = 182²).

The spelling of 32723401 in words is "thirty-two million, seven hundred twenty-three thousand, four hundred one".