542736051 has 16 divisors (see below), whose sum is σ = 850160640. Its totient is φ = 303628320.

The previous prime is 542736043. The next prime is 542736079. The reversal of 542736051 is 150637245.

It is not a de Polignac number, because 542736051 - 2³ = 542736043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (542736001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632131 + ... + 632988.

It is an arithmetic number, because the mean of its divisors is an integer number (53135040).

Almost surely, 2^542736051 is an apocalyptic number.

542736051 is a deficient number, since it is larger than the sum of its proper divisors (307424589).

542736051 is a wasteful number, since it uses less digits than its factorization.

542736051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265146.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 542736051 is about 23296.6961391524. The cubic root of 542736051 is about 815.6982992330.

The spelling of 542736051 in words is "five hundred forty-two million, seven hundred thirty-six thousand, fifty-one".