189269542 has 16 divisors (see below), whose sum is σ = 353958912. Its totient is φ = 73741320.

The previous prime is 189269533. The next prime is 189269579. The reversal of 189269542 is 245962981.

It is a junction number, because it is equal to n+sod(n) for n = 189269492 and 189269501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614358 + ... + 614665.

It is an arithmetic number, because the mean of its divisors is an integer number (22122432).

Almost surely, 2^189269542 is an apocalyptic number.

189269542 is a deficient number, since it is larger than the sum of its proper divisors (164689370).

189269542 is a wasteful number, since it uses less digits than its factorization.

189269542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229043.

The product of its digits is 311040, while the sum is 46.

The square root of 189269542 is about 13757.5267399340. The cubic root of 189269542 is about 574.1520375705.

The spelling of 189269542 in words is "one hundred eighty-nine million, two hundred sixty-nine thousand, five hundred forty-two".