55542334 has 4 divisors (see below), whose sum is σ = 83313504. Its totient is φ = 27771166.

The previous prime is 55542329. The next prime is 55542341. The reversal of 55542334 is 43324555.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 55542296 and 55542305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13885582 + ... + 13885585.

It is an arithmetic number, because the mean of its divisors is an integer number (20828376).

Almost surely, 2^55542334 is an apocalyptic number.

55542334 is a deficient number, since it is larger than the sum of its proper divisors (27771170).

55542334 is a wasteful number, since it uses less digits than its factorization.

55542334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27771169.

The product of its digits is 36000, while the sum is 31.

The square root of 55542334 is about 7452.6729433137. The cubic root of 55542334 is about 381.5411419769.

Adding to 55542334 its reverse (43324555), we get a palindrome (98866889).

The spelling of 55542334 in words is "fifty-five million, five hundred forty-two thousand, three hundred thirty-four".