541777236 has 384 divisors, whose sum is σ = 1853300736. Its totient is φ = 118609920.

The previous prime is 541777207. The next prime is 541777237. The reversal of 541777236 is 632777145.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541777237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 10222186 + ... + 10222238.

It is an arithmetic number, because the mean of its divisors is an integer number (4826304).

Almost surely, 2^541777236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 541777236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (926650368).

541777236 is an abundant number, since it is smaller than the sum of its proper divisors (1311523500).

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

541777236 is a wasteful number, since it uses less digits than its factorization.

541777236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 149 counting only the distinct ones).

The product of its digits is 246960, while the sum is 42.

The square root of 541777236 is about 23276.1086953984. The cubic root of 541777236 is about 815.2176697882.

Subtracting 541777236 from its reverse (632777145), we obtain a palindrome (90999909).

It can be divided in two parts, 541 and 777236, that added together give a palindrome (777777).

The spelling of 541777236 in words is "five hundred forty-one million, seven hundred seventy-seven thousand, two hundred thirty-six".