63622149 has 16 divisors (see below), whose sum is σ = 85821120. Its totient is φ = 41922560.

The previous prime is 63622147. The next prime is 63622151. The reversal of 63622149 is 94122636.

It is an interprime number because it is at equal distance from previous prime (63622147) and next prime (63622151).

It is a cyclic number.

It is not a de Polignac number, because 63622149 - 2¹ = 63622147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63622147) 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, 137779 + ... + 138239.

It is an arithmetic number, because the mean of its divisors is an integer number (5363820).

Almost surely, 2^63622149 is an apocalyptic number.

It is an amenable number.

63622149 is a deficient number, since it is larger than the sum of its proper divisors (22198971).

63622149 is a wasteful number, since it uses less digits than its factorization.

63622149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900.

The product of its digits is 15552, while the sum is 33.

The square root of 63622149 is about 7976.3493529308. The cubic root of 63622149 is about 399.2112561468.

The spelling of 63622149 in words is "sixty-three million, six hundred twenty-two thousand, one hundred forty-nine".