145316706 has 16 divisors (see below), whose sum is σ = 290908800. Its totient is φ = 48393008.

The previous prime is 145316687. The next prime is 145316707. The reversal of 145316706 is 607613541.

It is a super-2 number, since 2×145316706² = 42233890085380872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145316707) 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, 4266 + ... + 17573.

It is an arithmetic number, because the mean of its divisors is an integer number (18181800).

Almost surely, 2^145316706 is an apocalyptic number.

145316706 is an abundant number, since it is smaller than the sum of its proper divisors (145592094).

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

145316706 is a wasteful number, since it uses less digits than its factorization.

145316706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22953.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 145316706 is about 12054.7379067319. The cubic root of 145316706 is about 525.7410017071.

The spelling of 145316706 in words is "one hundred forty-five million, three hundred sixteen thousand, seven hundred six".