541622405 has 16 divisors (see below), whose sum is σ = 666293040. Its totient is φ = 422535168.

The previous prime is 541622387. The next prime is 541622491. The reversal of 541622405 is 504226145.

It can be written as a sum of positive squares in 8 ways, for example, as 1803649 + 539818756 = 1343^2 + 23234^2 .

It is a cyclic number.

It is not a de Polignac number, because 541622405 - 2⁸ = 541622149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24149 + ... + 40821.

It is an arithmetic number, because the mean of its divisors is an integer number (41643315).

Almost surely, 2^541622405 is an apocalyptic number.

It is an amenable number.

541622405 is a deficient number, since it is larger than the sum of its proper divisors (124670635).

541622405 is a wasteful number, since it uses less digits than its factorization.

541622405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16840.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 541622405 is about 23272.7824937200. The cubic root of 541622405 is about 815.1400038002.

The spelling of 541622405 in words is "five hundred forty-one million, six hundred twenty-two thousand, four hundred five".