542973984 has 48 divisors (see below), whose sum is σ = 1628923968. Its totient is φ = 155135232.

The previous prime is 542973983. The next prime is 542974007. The reversal of 542973984 is 489379245.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (542973983) 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, 403327 + ... + 404670.

It is an arithmetic number, because the mean of its divisors is an integer number (33935916).

Almost surely, 2^542973984 is an apocalyptic number.

It is an amenable number.

542973984 is an abundant number, since it is smaller than the sum of its proper divisors (1085949984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542973984 is a wasteful number, since it uses less digits than its factorization.

542973984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808017 (or 808009 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 51.

The square root of 542973984 is about 23301.8021620646. The cubic root of 542973984 is about 815.8174812851.

The spelling of 542973984 in words is "five hundred forty-two million, nine hundred seventy-three thousand, nine hundred eighty-four".