145944294 has 8 divisors (see below), whose sum is σ = 291888600. Its totient is φ = 48648096.

The previous prime is 145944289. The next prime is 145944313. The reversal of 145944294 is 492449541.

It is a sphenic number, since it is the product of 3 distinct primes.

145944294 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12162019 + ... + 12162030.

It is an arithmetic number, because the mean of its divisors is an integer number (36486075).

Almost surely, 2^145944294 is an apocalyptic number.

145944294 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

145944294 is a wasteful number, since it uses less digits than its factorization.

145944294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24324054.

The product of its digits is 207360, while the sum is 42.

The square root of 145944294 is about 12080.7406229916. The cubic root of 145944294 is about 526.4967645266.

It can be divided in two parts, 1459 and 44294, that added together give a triangular number (45753 = T₃₀₂).

The spelling of 145944294 in words is "one hundred forty-five million, nine hundred forty-four thousand, two hundred ninety-four".