145765700 has 72 divisors (see below), whose sum is σ = 327687360. Its totient is φ = 56246400.

The previous prime is 145765699. The next prime is 145765723. The reversal of 145765700 is 7567541.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 468545 + ... + 468855.

Almost surely, 2^145765700 is an apocalyptic number.

145765700 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 145765700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163843680).

145765700 is an abundant number, since it is smaller than the sum of its proper divisors (181921660).

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

145765700 is a wasteful number, since it uses less digits than its factorization.

145765700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477 (or 470 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 145765700 is about 12073.3466777029. The cubic root of 145765700 is about 526.2819164691.

The spelling of 145765700 in words is "one hundred forty-five million, seven hundred sixty-five thousand, seven hundred".