145546002 has 24 divisors (see below), whose sum is σ = 360399936. Its totient is φ = 41584536.

The previous prime is 145545989. The next prime is 145546007. The reversal of 145546002 is 200645541.

145546002 is a `hidden beast` number, since 1 + 4 + 5 + 54 + 600 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (145546007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 577438 + ... + 577689.

It is an arithmetic number, because the mean of its divisors is an integer number (15016664).

Almost surely, 2^145546002 is an apocalyptic number.

145546002 is an abundant number, since it is smaller than the sum of its proper divisors (214853934).

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

145546002 is a wasteful number, since it uses less digits than its factorization.

145546002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155142 (or 1155139 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 145546002 is about 12064.2447753682. The cubic root of 145546002 is about 526.0173795623.

The spelling of 145546002 in words is "one hundred forty-five million, five hundred forty-six thousand, two".