146873742 has 16 divisors (see below), whose sum is σ = 294025680. Its totient is φ = 48911552.

The previous prime is 146873711. The next prime is 146873747. The reversal of 146873742 is 247378641.

It is a junction number, because it is equal to n+sod(n) for n = 146873694 and 146873703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146873747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4383 + ... + 17690.

It is an arithmetic number, because the mean of its divisors is an integer number (18376605).

Almost surely, 2^146873742 is an apocalyptic number.

146873742 is an abundant number, since it is smaller than the sum of its proper divisors (147151938).

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

146873742 is a wasteful number, since it uses less digits than its factorization.

146873742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23187.

The product of its digits is 225792, while the sum is 42.

The square root of 146873742 is about 12119.1477423126. The cubic root of 146873742 is about 527.6120672628.

The spelling of 146873742 in words is "one hundred forty-six million, eight hundred seventy-three thousand, seven hundred forty-two".