145975794 has 32 divisors (see below), whose sum is σ = 297872640. Its totient is φ = 47677392.

The previous prime is 145975793. The next prime is 145975801. The reversal of 145975794 is 497579541.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (145975793) 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, 164877 + ... + 165759.

It is an arithmetic number, because the mean of its divisors is an integer number (9308520).

Almost surely, 2^145975794 is an apocalyptic number.

145975794 is an abundant number, since it is smaller than the sum of its proper divisors (151896846).

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

145975794 is a wasteful number, since it uses less digits than its factorization.

145975794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414.

The product of its digits is 1587600, while the sum is 51.

The square root of 145975794 is about 12082.0442806671. The cubic root of 145975794 is about 526.5346407477.

The spelling of 145975794 in words is "one hundred forty-five million, nine hundred seventy-five thousand, seven hundred ninety-four".