55347351 has 4 divisors (see below), whose sum is σ = 73796472. Its totient is φ = 36898232.

The previous prime is 55347311. The next prime is 55347353. The reversal of 55347351 is 15374355.

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

It is a cyclic number.

It is not a de Polignac number, because 55347351 - 2¹⁰ = 55346327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55347353) 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, 9224556 + ... + 9224561.

It is an arithmetic number, because the mean of its divisors is an integer number (18449118).

Almost surely, 2^55347351 is an apocalyptic number.

55347351 is a deficient number, since it is larger than the sum of its proper divisors (18449121).

55347351 is a wasteful number, since it uses less digits than its factorization.

55347351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18449120.

The product of its digits is 31500, while the sum is 33.

The square root of 55347351 is about 7439.5800284693. The cubic root of 55347351 is about 381.0941480328.

The spelling of 55347351 in words is "fifty-five million, three hundred forty-seven thousand, three hundred fifty-one".