2241620156 has 6 divisors (see below), whose sum is σ = 3922835280. Its totient is φ = 1120810076.

The previous prime is 2241620149. The next prime is 2241620179. The reversal of 2241620156 is 6510261422.

It is a super-4 number, since 4×2241620156⁴ (a number of 39 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280202516 + ... + 280202523.

It is an arithmetic number, because the mean of its divisors is an integer number (653805880).

Almost surely, 2^2241620156 is an apocalyptic number.

It is an amenable number.

2241620156 is a deficient number, since it is larger than the sum of its proper divisors (1681215124).

2241620156 is a wasteful number, since it uses less digits than its factorization.

2241620156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560405043 (or 560405041 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 2241620156 is about 47345.7511926889. The cubic root of 2241620156 is about 1308.7419026771.

Adding to 2241620156 its reverse (6510261422), we get a palindrome (8751881578).

The spelling of 2241620156 in words is "two billion, two hundred forty-one million, six hundred twenty thousand, one hundred fifty-six".