542393655 has 8 divisors (see below), whose sum is σ = 867829872. Its totient is φ = 289276608.

The previous prime is 542393651. The next prime is 542393669. The reversal of 542393655 is 556393245.

It is a happy number.

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

It is not a de Polignac number, because 542393655 - 2² = 542393651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542393651) 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, 18079774 + ... + 18079803.

It is an arithmetic number, because the mean of its divisors is an integer number (108478734).

Almost surely, 2^542393655 is an apocalyptic number.

542393655 is a deficient number, since it is larger than the sum of its proper divisors (325436217).

542393655 is a wasteful number, since it uses less digits than its factorization.

542393655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36159585.

The product of its digits is 486000, while the sum is 42.

The square root of 542393655 is about 23289.3463841302. The cubic root of 542393655 is about 815.5267298994.

The spelling of 542393655 in words is "five hundred forty-two million, three hundred ninety-three thousand, six hundred fifty-five".