146732742 has 32 divisors (see below), whose sum is σ = 351156960. Its totient is φ = 45148320.

The previous prime is 146732741. The next prime is 146732771. The reversal of 146732742 is 247237641.

It is a junction number, because it is equal to n+sod(n) for n = 146732697 and 146732706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146732741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103809 + ... + 105212.

It is an arithmetic number, because the mean of its divisors is an integer number (10973655).

Almost surely, 2^146732742 is an apocalyptic number.

146732742 is an abundant number, since it is smaller than the sum of its proper divisors (204424218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146732742 is a wasteful number, since it uses less digits than its factorization.

146732742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209045 (or 209039 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 146732742 is about 12113.3291047507. The cubic root of 146732742 is about 527.4431758979.

The spelling of 146732742 in words is "one hundred forty-six million, seven hundred thirty-two thousand, seven hundred forty-two".