55537546 has 8 divisors (see below), whose sum is σ = 83345184. Its totient is φ = 27755820.

The previous prime is 55537543. The next prime is 55537567. The reversal of 55537546 is 64573555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 55537499 and 55537508.

It is not an unprimeable number, because it can be changed into a prime (55537543) 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, 301 + ... + 10543.

It is an arithmetic number, because the mean of its divisors is an integer number (10418148).

Almost surely, 2^55537546 is an apocalyptic number.

55537546 is a deficient number, since it is larger than the sum of its proper divisors (27807638).

55537546 is a wasteful number, since it uses less digits than its factorization.

55537546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12956.

The product of its digits is 315000, while the sum is 40.

The square root of 55537546 is about 7452.3517093599. The cubic root of 55537546 is about 381.5301781388.

The spelling of 55537546 in words is "fifty-five million, five hundred thirty-seven thousand, five hundred forty-six".