542450417 has 4 divisors (see below), whose sum is σ = 543555696. Its totient is φ = 541345140.

The previous prime is 542450411. The next prime is 542450429. The reversal of 542450417 is 714054245.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 542450417 - 2⁶ = 542450353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542450411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551903 + ... + 552884.

It is an arithmetic number, because the mean of its divisors is an integer number (135888924).

Almost surely, 2^542450417 is an apocalyptic number.

It is an amenable number.

542450417 is a deficient number, since it is larger than the sum of its proper divisors (1105279).

542450417 is a wasteful number, since it uses less digits than its factorization.

542450417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105278.

The product of its (nonzero) digits is 22400, while the sum is 32.

The square root of 542450417 is about 23290.5649781194. The cubic root of 542450417 is about 815.5551774505. Note that the first 3 decimals are identical.

The spelling of 542450417 in words is "five hundred forty-two million, four hundred fifty thousand, four hundred seventeen".