542616 has 32 divisors (see below), whose sum is σ = 1416960. Its totient is φ = 172832.

The previous prime is 542603. The next prime is 542683. The reversal of 542616 is 616245.

542616 = T₈₅ + T₈₆ + ... + T₁₅₆.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

542616 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61 + ... + 1043.

It is an arithmetic number, because the mean of its divisors is an integer number (44280).

2⁵⁴²⁶¹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708480).

542616 is an abundant number, since it is smaller than the sum of its proper divisors (874344).

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

542616 is a wasteful number, since it uses less digits than its factorization.

542616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015 (or 1011 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 542616 is about 736.6247348549. The cubic root of 542616 is about 81.5638151753.

The spelling of 542616 in words is "five hundred forty-two thousand, six hundred sixteen".