145620268 has 24 divisors (see below), whose sum is σ = 274498560. Its totient is φ = 67396560.

The previous prime is 145620247. The next prime is 145620269. The reversal of 145620268 is 862026541.

It is not an unprimeable number, because it can be changed into a prime (145620269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22678 + ... + 28381.

It is an arithmetic number, because the mean of its divisors is an integer number (11437440).

Almost surely, 2^145620268 is an apocalyptic number.

It is an amenable number.

145620268 is a deficient number, since it is larger than the sum of its proper divisors (128878292).

145620268 is a wasteful number, since it uses less digits than its factorization.

145620268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51117 (or 51115 counting only the distinct ones).

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

The square root of 145620268 is about 12067.3223210454. The cubic root of 145620268 is about 526.1068325271.

The spelling of 145620268 in words is "one hundred forty-five million, six hundred twenty thousand, two hundred sixty-eight".