145842246 has 24 divisors (see below), whose sum is σ = 344718504. Its totient is φ = 44194560.

The previous prime is 145842217. The next prime is 145842329. The reversal of 145842246 is 642248541.

145842246 is a `hidden beast` number, since 14 + 584 + 22 + 46 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 145842246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 368091 + ... + 368486.

It is an arithmetic number, because the mean of its divisors is an integer number (14363271).

Almost surely, 2^145842246 is an apocalyptic number.

145842246 is an abundant number, since it is smaller than the sum of its proper divisors (198876258).

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

145842246 is a wasteful number, since it uses less digits than its factorization.

145842246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736596 (or 736593 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 145842246 is about 12076.5163023117. The cubic root of 145842246 is about 526.3740225591.

The spelling of 145842246 in words is "one hundred forty-five million, eight hundred forty-two thousand, two hundred forty-six".