542214405 has 48 divisors (see below), whose sum is σ = 1032018624. Its totient is φ = 272160000.

The previous prime is 542214403. The next prime is 542214461. The reversal of 542214405 is 504412245.

542214405 is a `hidden beast` number, since 5 + 42 + 214 + 405 = 666.

It is not a de Polignac number, because 542214405 - 2¹ = 542214403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542214403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7530 + ... + 33780.

It is an arithmetic number, because the mean of its divisors is an integer number (21500388).

Almost surely, 2^542214405 is an apocalyptic number.

It is an amenable number.

542214405 is a deficient number, since it is larger than the sum of its proper divisors (489804219).

542214405 is a wasteful number, since it uses less digits than its factorization.

542214405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26288 (or 26276 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 542214405 is about 23285.4977400098. The cubic root of 542214405 is about 815.4368817043.

The spelling of 542214405 in words is "five hundred forty-two million, two hundred fourteen thousand, four hundred five".