32623457 has 4 divisors (see below), whose sum is σ = 32686596. Its totient is φ = 32560320.

The previous prime is 32623433. The next prime is 32623469. The reversal of 32623457 is 75432623.

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 3904576 + 28718881 = 1976^2 + 5359^2 .

It is a cyclic number.

It is not a de Polignac number, because 32623457 - 2¹⁰ = 32622433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32623427) 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, 30788 + ... + 31829.

It is an arithmetic number, because the mean of its divisors is an integer number (8171649).

Almost surely, 2^32623457 is an apocalyptic number.

It is an amenable number.

32623457 is a deficient number, since it is larger than the sum of its proper divisors (63139).

32623457 is an equidigital number, since it uses as much as digits as its factorization.

32623457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63138.

The product of its digits is 30240, while the sum is 32.

The square root of 32623457 is about 5711.6947572503. The cubic root of 32623457 is about 319.5287888877.

The spelling of 32623457 in words is "thirty-two million, six hundred twenty-three thousand, four hundred fifty-seven".