145959618 has 16 divisors (see below), whose sum is σ = 333622080. Its totient is φ = 41702736.

The previous prime is 145959617. The next prime is 145959623. The reversal of 145959618 is 816959541.

It is not an unprimeable number, because it can be changed into a prime (145959617) 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, 1737573 + ... + 1737656.

It is an arithmetic number, because the mean of its divisors is an integer number (20851380).

Almost surely, 2^145959618 is an apocalyptic number.

145959618 is an abundant number, since it is smaller than the sum of its proper divisors (187662462).

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

145959618 is a wasteful number, since it uses less digits than its factorization.

145959618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3475241.

The product of its digits is 388800, while the sum is 48.

The square root of 145959618 is about 12081.3748389825. The cubic root of 145959618 is about 526.5151910870.

The spelling of 145959618 in words is "one hundred forty-five million, nine hundred fifty-nine thousand, six hundred eighteen".