5542812 has 36 divisors (see below), whose sum is σ = 15285816. Its totient is φ = 1679520.

The previous prime is 5542811. The next prime is 5542819. The reversal of 5542812 is 2182455.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5542811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6603 + ... + 7394.

It is an arithmetic number, because the mean of its divisors is an integer number (424606).

Almost surely, 2^5542812 is an apocalyptic number.

It is an amenable number.

5542812 is an abundant number, since it is smaller than the sum of its proper divisors (9743004).

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

5542812 is a wasteful number, since it uses less digits than its factorization.

5542812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14018 (or 14013 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 5542812 is about 2354.3177355659. The cubic root of 5542812 is about 176.9742373688.

Subtracting from 5542812 its sum of digits (27), we obtain a triangular number (5542785 = T₃₃₂₉).

The spelling of 5542812 in words is "five million, five hundred forty-two thousand, eight hundred twelve".