543362649 has 32 divisors (see below), whose sum is σ = 779971584. Its totient is φ = 335586240.

The previous prime is 543362641. The next prime is 543362657. The reversal of 543362649 is 946263345.

It is an interprime number because it is at equal distance from previous prime (543362641) and next prime (543362657).

It is not a de Polignac number, because 543362649 - 2³ = 543362641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 543362649.

It is not an unprimeable number, because it can be changed into a prime (543362641) 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, 844722 + ... + 845364.

It is an arithmetic number, because the mean of its divisors is an integer number (24374112).

Almost surely, 2^543362649 is an apocalyptic number.

It is an amenable number.

543362649 is a deficient number, since it is larger than the sum of its proper divisors (236608935).

543362649 is a wasteful number, since it uses less digits than its factorization.

543362649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037.

The product of its digits is 466560, while the sum is 42.

The square root of 543362649 is about 23310.1404757672. The cubic root of 543362649 is about 816.0120910237.

The spelling of 543362649 in words is "five hundred forty-three million, three hundred sixty-two thousand, six hundred forty-nine".