1423622150 has 24 divisors (see below), whose sum is σ = 2654644080. Its totient is φ = 568006560.

The previous prime is 1423622147. The next prime is 1423622159. The reversal of 1423622150 is 512263241.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423622159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16010 + ... + 55709.

It is an arithmetic number, because the mean of its divisors is an integer number (110610170).

Almost surely, 2^1423622150 is an apocalyptic number.

1423622150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1423622150 is a deficient number, since it is larger than the sum of its proper divisors (1231021930).

1423622150 is a wasteful number, since it uses less digits than its factorization.

1423622150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72128 (or 72123 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1423622150 is about 37730.9176935839. The cubic root of 1423622150 is about 1124.9457488242.

Adding to 1423622150 its reverse (512263241), we get a palindrome (1935885391).

The spelling of 1423622150 in words is "one billion, four hundred twenty-three million, six hundred twenty-two thousand, one hundred fifty".