145764075 has 48 divisors (see below), whose sum is σ = 247738112. Its totient is φ = 75600000.

The previous prime is 145764049. The next prime is 145764083. The reversal of 145764075 is 570467541.

145764075 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145764075 - 2¹⁴ = 145747691 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 690720 + ... + 690930.

Almost surely, 2^145764075 is an apocalyptic number.

145764075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145764075 is a deficient number, since it is larger than the sum of its proper divisors (101974037).

145764075 is a wasteful number, since it uses less digits than its factorization.

145764075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 145764075 is about 12073.2793805163. The cubic root of 145764075 is about 526.2799607935.

The spelling of 145764075 in words is "one hundred forty-five million, seven hundred sixty-four thousand, seventy-five".