145667000 has 64 divisors (see below), whose sum is σ = 352684800. Its totient is φ = 56246400.

The previous prime is 145666993. The next prime is 145667009. The reversal of 145667000 is 766541.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145667009) 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, 26489 + ... + 31511.

It is an arithmetic number, because the mean of its divisors is an integer number (5510700).

Almost surely, 2^145667000 is an apocalyptic number.

145667000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145667000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176342400).

145667000 is an abundant number, since it is smaller than the sum of its proper divisors (207017800).

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

145667000 is a wasteful number, since it uses less digits than its factorization.

145667000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5073 (or 5059 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 145667000 is about 12069.2584693510. The cubic root of 145667000 is about 526.1631053598.

The spelling of 145667000 in words is "one hundred forty-five million, six hundred sixty-seven thousand".