542230399 has 8 divisors (see below), whose sum is σ = 554093568. Its totient is φ = 530380920.

The previous prime is 542230391. The next prime is 542230433. The reversal of 542230399 is 993032245.

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

It is a cyclic number.

It is not a de Polignac number, because 542230399 - 2³ = 542230391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542230391) 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, 151974 + ... + 155500.

It is an arithmetic number, because the mean of its divisors is an integer number (69261696).

Almost surely, 2^542230399 is an apocalyptic number.

542230399 is a deficient number, since it is larger than the sum of its proper divisors (11863169).

542230399 is a wasteful number, since it uses less digits than its factorization.

542230399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6845.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 542230399 is about 23285.8411701188. The cubic root of 542230399 is about 815.4448994240. Note that the first 3 decimals are identical.

The spelling of 542230399 in words is "five hundred forty-two million, two hundred thirty thousand, three hundred ninety-nine".