5511942 has 32 divisors (see below), whose sum is σ = 12380160. Its totient is φ = 1817640.

The previous prime is 5511941. The next prime is 5511949. The reversal of 5511942 is 2491155.

It is a super-2 number, since 2×5511942² = 60763009222728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5511941) 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, 5067 + ... + 6057.

It is an arithmetic number, because the mean of its divisors is an integer number (386880).

Almost surely, 2^5511942 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5511942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6190080).

5511942 is an abundant number, since it is smaller than the sum of its proper divisors (6868218).

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

5511942 is a wasteful number, since it uses less digits than its factorization.

5511942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105 (or 1099 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 5511942 is about 2347.7525423264. The cubic root of 5511942 is about 176.6450802311.

The spelling of 5511942 in words is "five million, five hundred eleven thousand, nine hundred forty-two".