145687536 has 30 divisors (see below), whose sum is σ = 407723160. Its totient is φ = 48562464.

The previous prime is 145687523. The next prime is 145687567. The reversal of 145687536 is 635786541.

145687536 is a `hidden beast` number, since 14 + 568 + 75 + 3 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 145687491 and 145687500.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 505716 + ... + 506003.

It is an arithmetic number, because the mean of its divisors is an integer number (13590772).

Almost surely, 2^145687536 is an apocalyptic number.

145687536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

145687536 is an abundant number, since it is smaller than the sum of its proper divisors (262035624).

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

145687536 is a wasteful number, since it uses less digits than its factorization.

145687536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011733 (or 1011724 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 145687536 is about 12070.1091958607. The cubic root of 145687536 is about 526.1878301952.

The spelling of 145687536 in words is "one hundred forty-five million, six hundred eighty-seven thousand, five hundred thirty-six".