34553421 has 24 divisors (see below), whose sum is σ = 57247424. Its totient is φ = 19673280.

The previous prime is 34553411. The next prime is 34553459. The reversal of 34553421 is 12435543.

It is not a de Polignac number, because 34553421 - 2⁹ = 34552909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34553411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20025 + ... + 21681.

Almost surely, 2^34553421 is an apocalyptic number.

It is an amenable number.

34553421 is a deficient number, since it is larger than the sum of its proper divisors (22694003).

34553421 is a wasteful number, since it uses less digits than its factorization.

34553421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001 (or 1998 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 34553421 is about 5878.2158007341. The cubic root of 34553421 is about 325.7094435205.

Adding to 34553421 its reverse (12435543), we get a palindrome (46988964).

The spelling of 34553421 in words is "thirty-four million, five hundred fifty-three thousand, four hundred twenty-one".