55526142 has 32 divisors (see below), whose sum is σ = 127325952. Its totient is φ = 15813504.

The previous prime is 55526101. The next prime is 55526143. The reversal of 55526142 is 24162555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55526143) 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, 12193 + ... + 16115.

It is an arithmetic number, because the mean of its divisors is an integer number (3978936).

Almost surely, 2^55526142 is an apocalyptic number.

55526142 is an abundant number, since it is smaller than the sum of its proper divisors (71799810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55526142 is a wasteful number, since it uses less digits than its factorization.

55526142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4272.

The product of its digits is 12000, while the sum is 30.

The square root of 55526142 is about 7451.5865424754. The cubic root of 55526142 is about 381.5040620647.

Adding to 55526142 its reverse (24162555), we get a palindrome (79688697).

The spelling of 55526142 in words is "fifty-five million, five hundred twenty-six thousand, one hundred forty-two".