542201554 has 16 divisors (see below), whose sum is σ = 829384920. Its totient is φ = 265749120.

The previous prime is 542201551. The next prime is 542201557. The reversal of 542201554 is 455102245.

It is an interprime number because it is at equal distance from previous prime (542201551) and next prime (542201557).

It can be written as a sum of positive squares in 4 ways, for example, as 492174225 + 50027329 = 22185^2 + 7073^2 .

It is not an unprimeable number, because it can be changed into a prime (542201551) 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, 213814 + ... + 216334.

Almost surely, 2^542201554 is an apocalyptic number.

542201554 is a deficient number, since it is larger than the sum of its proper divisors (287183366).

542201554 is a wasteful number, since it uses less digits than its factorization.

542201554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4605.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 542201554 is about 23285.2217940908. The cubic root of 542201554 is about 815.4304394421.

Adding to 542201554 its reverse (455102245), we get a palindrome (997303799).

The spelling of 542201554 in words is "five hundred forty-two million, two hundred one thousand, five hundred fifty-four".