541996866 has 32 divisors (see below), whose sum is σ = 1205280000. Its totient is φ = 180539280.

The previous prime is 541996853. The next prime is 541996867. The reversal of 541996866 is 668699145.

It is a happy number.

541996866 is a `hidden beast` number, since 541 + 9 + 96 + 8 + 6 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (541996867) 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, 105436 + ... + 110456.

It is an arithmetic number, because the mean of its divisors is an integer number (37665000).

Almost surely, 2^541996866 is an apocalyptic number.

541996866 is an abundant number, since it is smaller than the sum of its proper divisors (663283134).

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

541996866 is a wasteful number, since it uses less digits than its factorization.

541996866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7031 (or 7025 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 541996866 is about 23280.8261451350. The cubic root of 541996866 is about 815.3278147309.

The spelling of 541996866 in words is "five hundred forty-one million, nine hundred ninety-six thousand, eight hundred sixty-six".