542001000 has 64 divisors (see below), whose sum is σ = 1691052480. Its totient is φ = 144532800.

The previous prime is 542000999. The next prime is 542001001. The reversal of 542001000 is 100245.

It is an interprime number because it is at equal distance from previous prime (542000999) and next prime (542001001).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (542001001) 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, 87334 + ... + 93333.

It is an arithmetic number, because the mean of its divisors is an integer number (26422695).

Almost surely, 2^542001000 is an apocalyptic number.

542001000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

542001000 is an abundant number, since it is smaller than the sum of its proper divisors (1149051480).

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

542001000 is a wasteful number, since it uses less digits than its factorization.

542001000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180691 (or 180677 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 542001000 is about 23280.9149304747. The cubic root of 542001000 is about 815.3298876560.

Adding to 542001000 its reverse (100245), we get a palindrome (542101245).

The spelling of 542001000 in words is "five hundred forty-two million, one thousand".