55433413 has 16 divisors (see below), whose sum is σ = 69396480. Its totient is φ = 43174656.

The previous prime is 55433387. The next prime is 55433429. The reversal of 55433413 is 31433455.

It is a de Polignac number, because none of the positive numbers 2^k-55433413 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 (55433453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4581 + ... + 11482.

It is an arithmetic number, because the mean of its divisors is an integer number (4337280).

Almost surely, 2^55433413 is an apocalyptic number.

It is an amenable number.

55433413 is a deficient number, since it is larger than the sum of its proper divisors (13963067).

55433413 is a wasteful number, since it uses less digits than its factorization.

55433413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16116.

The product of its digits is 10800, while the sum is 28.

The square root of 55433413 is about 7445.3618447998. The cubic root of 55433413 is about 381.2915723546.

Adding to 55433413 its reverse (31433455), we get a palindrome (86866868).

The spelling of 55433413 in words is "fifty-five million, four hundred thirty-three thousand, four hundred thirteen".