145994366 has 16 divisors (see below), whose sum is σ = 263448960. Its totient is φ = 59275800.

The previous prime is 145994353. The next prime is 145994371. The reversal of 145994366 is 663499541.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 145994366.

It is a congruent 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, 274160 + ... + 274691.

It is an arithmetic number, because the mean of its divisors is an integer number (16465560).

Almost surely, 2^145994366 is an apocalyptic number.

145994366 is a deficient number, since it is larger than the sum of its proper divisors (117454594).

145994366 is a wasteful number, since it uses less digits than its factorization.

145994366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548879.

The product of its digits is 699840, while the sum is 47.

The square root of 145994366 is about 12082.8128347666. The cubic root of 145994366 is about 526.5569695334.

The spelling of 145994366 in words is "one hundred forty-five million, nine hundred ninety-four thousand, three hundred sixty-six".