146242732 has 12 divisors (see below), whose sum is σ = 256538520. Its totient is φ = 72946016.

The previous prime is 146242727. The next prime is 146242739. The reversal of 146242732 is 237242641.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 146242694 and 146242703.

It is not an unprimeable number, because it can be changed into a prime (146242739) 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, 41953 + ... + 45304.

It is an arithmetic number, because the mean of its divisors is an integer number (21378210).

Almost surely, 2^146242732 is an apocalyptic number.

It is an amenable number.

146242732 is a deficient number, since it is larger than the sum of its proper divisors (110295788).

146242732 is a wasteful number, since it uses less digits than its factorization.

146242732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87680 (or 87678 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 146242732 is about 12093.0861238974. The cubic root of 146242732 is about 526.8553937385.

Subtracting 146242732 from its reverse (237242641), we obtain a palindrome (90999909).

The spelling of 146242732 in words is "one hundred forty-six million, two hundred forty-two thousand, seven hundred thirty-two".