145562072 has 32 divisors (see below), whose sum is σ = 277099680. Its totient is φ = 71677440.

The previous prime is 145562071. The next prime is 145562093. The reversal of 145562072 is 270265541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145562071) 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 7 ways as a sum of consecutive naturals, for example, 198218 + ... + 198950.

It is an arithmetic number, because the mean of its divisors is an integer number (8659365).

Almost surely, 2^145562072 is an apocalyptic number.

It is an amenable number.

145562072 is a deficient number, since it is larger than the sum of its proper divisors (131537608).

145562072 is a wasteful number, since it uses less digits than its factorization.

145562072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083 (or 1079 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 145562072 is about 12064.9107746390. The cubic root of 145562072 is about 526.0367383632.

The spelling of 145562072 in words is "one hundred forty-five million, five hundred sixty-two thousand, seventy-two".