546040388 has 6 divisors (see below), whose sum is σ = 955570686. Its totient is φ = 273020192.

The previous prime is 546040387. The next prime is 546040399. The reversal of 546040388 is 883040645.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 309126724 + 236913664 = 17582^2 + 15392^2 .

It is not an unprimeable number, because it can be changed into a prime (546040387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68255045 + ... + 68255052.

It is an arithmetic number, because the mean of its divisors is an integer number (159261781).

Almost surely, 2^546040388 is an apocalyptic number.

It is an amenable number.

546040388 is a deficient number, since it is larger than the sum of its proper divisors (409530298).

546040388 is a wasteful number, since it uses less digits than its factorization.

546040388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136510101 (or 136510099 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 546040388 is about 23367.5070985332. The cubic root of 546040388 is about 817.3503548874.

The spelling of 546040388 in words is "five hundred forty-six million, forty thousand, three hundred eighty-eight".