1423274152 has 8 divisors (see below), whose sum is σ = 2668639050. Its totient is φ = 711637072.

The previous prime is 1423274147. The next prime is 1423274183. The reversal of 1423274152 is 2514723241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1142845636 + 280428516 = 33806^2 + 16746^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88954627 + ... + 88954642.

Almost surely, 2^1423274152 is an apocalyptic number.

It is an amenable number.

1423274152 is a deficient number, since it is larger than the sum of its proper divisors (1245364898).

1423274152 is a wasteful number, since it uses less digits than its factorization.

1423274152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177909275 (or 177909271 counting only the distinct ones).

The product of its digits is 13440, while the sum is 31.

The square root of 1423274152 is about 37726.3058355837. The cubic root of 1423274152 is about 1124.8540787198.

Adding to 1423274152 its reverse (2514723241), we get a palindrome (3937997393).

The spelling of 1423274152 in words is "one billion, four hundred twenty-three million, two hundred seventy-four thousand, one hundred fifty-two".