146999236 has 6 divisors (see below), whose sum is σ = 257248670. Its totient is φ = 73499616.

The previous prime is 146999213. The next prime is 146999243. The reversal of 146999236 is 632999641.

It can be written as a sum of positive squares in only one way, i.e., 139381636 + 7617600 = 11806^2 + 2760^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 146999236.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18374901 + ... + 18374908.

Almost surely, 2^146999236 is an apocalyptic number.

It is an amenable number.

146999236 is a deficient number, since it is larger than the sum of its proper divisors (110249434).

146999236 is a wasteful number, since it uses less digits than its factorization.

146999236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36749813 (or 36749811 counting only the distinct ones).

The product of its digits is 629856, while the sum is 49.

The square root of 146999236 is about 12124.3241461122. The cubic root of 146999236 is about 527.7622944780.

The spelling of 146999236 in words is "one hundred forty-six million, nine hundred ninety-nine thousand, two hundred thirty-six".