55525743 has 80 divisors (see below), whose sum is σ = 105814016. Its totient is φ = 28343520.

The previous prime is 55525739. The next prime is 55525747. The reversal of 55525743 is 34752555.

It is an interprime number because it is at equal distance from previous prime (55525739) and next prime (55525747).

It is not a de Polignac number, because 55525743 - 2² = 55525739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55525698 and 55525707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55525747) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1791138 + ... + 1791168.

Almost surely, 2^55525743 is an apocalyptic number.

55525743 is a deficient number, since it is larger than the sum of its proper divisors (50288273).

55525743 is an frugal number, since it uses more digits than its factorization.

55525743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78 (or 54 counting only the distinct ones).

The product of its digits is 105000, while the sum is 36.

The square root of 55525743 is about 7451.5597696053. The cubic root of 55525743 is about 381.5031482580.

The spelling of 55525743 in words is "fifty-five million, five hundred twenty-five thousand, seven hundred forty-three".