542002747 has 8 divisors (see below), whose sum is σ = 636758640. Its totient is φ = 454827360.

The previous prime is 542002723. The next prime is 542002753. The reversal of 542002747 is 747200245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-542002747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542002777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1894972 + ... + 1895257.

It is an arithmetic number, because the mean of its divisors is an integer number (79594830).

Almost surely, 2^542002747 is an apocalyptic number.

542002747 is a deficient number, since it is larger than the sum of its proper divisors (94755893).

542002747 is a wasteful number, since it uses less digits than its factorization.

542002747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3790253.

The product of its (nonzero) digits is 15680, while the sum is 31.

The square root of 542002747 is about 23280.9524504476. The cubic root of 542002747 is about 815.3307636567.

The spelling of 542002747 in words is "five hundred forty-two million, two thousand, seven hundred forty-seven".