542783451 has 32 divisors (see below), whose sum is σ = 855820800. Its totient is φ = 299517696.

The previous prime is 542783447. The next prime is 542783473. The reversal of 542783451 is 154387245.

It is not a de Polignac number, because 542783451 - 2² = 542783447 is a prime.

It is a super-2 number, since 2×542783451² = 589227749358938802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (542783411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103900 + ... + 108998.

It is an arithmetic number, because the mean of its divisors is an integer number (26744400).

Almost surely, 2^542783451 is an apocalyptic number.

542783451 is a deficient number, since it is larger than the sum of its proper divisors (313037349).

542783451 is a wasteful number, since it uses less digits than its factorization.

542783451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5283.

The product of its digits is 134400, while the sum is 39.

The square root of 542783451 is about 23297.7134285749. The cubic root of 542783451 is about 815.7220449524.

The spelling of 542783451 in words is "five hundred forty-two million, seven hundred eighty-three thousand, four hundred fifty-one".