145914244 has 24 divisors (see below), whose sum is σ = 298948608. Its totient is φ = 61008960.

The previous prime is 145914239. The next prime is 145914253. The reversal of 145914244 is 442419541.

It is a happy 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, 62404 + ... + 64699.

It is an arithmetic number, because the mean of its divisors is an integer number (12456192).

Almost surely, 2^145914244 is an apocalyptic number.

145914244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

145914244 is an abundant number, since it is smaller than the sum of its proper divisors (153034364).

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

145914244 is a wasteful number, since it uses less digits than its factorization.

145914244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127155 (or 127153 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 145914244 is about 12079.4968438259. The cubic root of 145914244 is about 526.4606267343.

The spelling of 145914244 in words is "one hundred forty-five million, nine hundred fourteen thousand, two hundred forty-four".