146949589 has 16 divisors (see below), whose sum is σ = 153964800. Its totient is φ = 140144704.

The previous prime is 146949587. The next prime is 146949601. The reversal of 146949589 is 985949641.

It is a cyclic number.

It is not a de Polignac number, because 146949589 - 2¹ = 146949587 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146949587) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 546147 + ... + 546415.

It is an arithmetic number, because the mean of its divisors is an integer number (9622800).

Almost surely, 2^146949589 is an apocalyptic number.

It is an amenable number.

146949589 is a deficient number, since it is larger than the sum of its proper divisors (7015211).

146949589 is a wasteful number, since it uses less digits than its factorization.

146949589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572.

The product of its digits is 2799360, while the sum is 55.

The square root of 146949589 is about 12122.2765601186. The cubic root of 146949589 is about 527.7028729334.

The spelling of 146949589 in words is "one hundred forty-six million, nine hundred forty-nine thousand, five hundred eighty-nine".