2215250546 has 8 divisors (see below), whose sum is σ = 3497764080. Its totient is φ = 1049329188.

The previous prime is 2215250539. The next prime is 2215250549. The reversal of 2215250546 is 6450525122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2215250549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29147996 + ... + 29148071.

It is an arithmetic number, because the mean of its divisors is an integer number (437220510).

Almost surely, 2^2215250546 is an apocalyptic number.

2215250546 is a deficient number, since it is larger than the sum of its proper divisors (1282513534).

2215250546 is a wasteful number, since it uses less digits than its factorization.

2215250546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58296088.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 2215250546 is about 47066.4481982654. The cubic root of 2215250546 is about 1303.5897913201.

Adding to 2215250546 its reverse (6450525122), we get a palindrome (8665775668).

The spelling of 2215250546 in words is "two billion, two hundred fifteen million, two hundred fifty thousand, five hundred forty-six".