32255421 has 8 divisors (see below), whose sum is σ = 46917024. Its totient is φ = 19548720.

The previous prime is 32255413. The next prime is 32255423. The reversal of 32255421 is 12455223.

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

It is not a de Polignac number, because 32255421 - 2³ = 32255413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32255391 and 32255400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32255423) 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, 488686 + ... + 488751.

It is an arithmetic number, because the mean of its divisors is an integer number (5864628).

Almost surely, 2^32255421 is an apocalyptic number.

It is an amenable number.

32255421 is a deficient number, since it is larger than the sum of its proper divisors (14661603).

32255421 is a wasteful number, since it uses less digits than its factorization.

32255421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977451.

The product of its digits is 2400, while the sum is 24.

The square root of 32255421 is about 5679.3856181809. The cubic root of 32255421 is about 318.3226719625.

It can be divided in two parts, 3225 and 5421, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 32255421 in words is "thirty-two million, two hundred fifty-five thousand, four hundred twenty-one".