542084340 has 96 divisors (see below), whose sum is σ = 1747517184. Its totient is φ = 122987520.

The previous prime is 542084339. The next prime is 542084341. The reversal of 542084340 is 43480245.

It is an interprime number because it is at equal distance from previous prime (542084339) and next prime (542084341).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 542084298 and 542084307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542084341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52830 + ... + 62250.

It is an arithmetic number, because the mean of its divisors is an integer number (18203304).

Almost surely, 2^542084340 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 542084340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (873758592).

542084340 is an abundant number, since it is smaller than the sum of its proper divisors (1205432844).

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

542084340 is a wasteful number, since it uses less digits than its factorization.

542084340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9577 (or 9575 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 542084340 is about 23282.7047397849. The cubic root of 542084340 is about 815.3716748546.

The spelling of 542084340 in words is "five hundred forty-two million, eighty-four thousand, three hundred forty".