145414322 has 8 divisors (see below), whose sum is σ = 218379756. Its totient is φ = 72621072.

The previous prime is 145414309. The next prime is 145414333. The reversal of 145414322 is 223414541.

It can be written as a sum of positive squares in 2 ways, for example, as 140873161 + 4541161 = 11869^2 + 2131^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×145414322² = 42290650085439368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145414291 and 145414300.

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 3 ways as a sum of consecutive naturals, for example, 40913 + ... + 44324.

Almost surely, 2^145414322 is an apocalyptic number.

145414322 is a deficient number, since it is larger than the sum of its proper divisors (72965434).

145414322 is an equidigital number, since it uses as much as digits as its factorization.

145414322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86092.

The product of its digits is 3840, while the sum is 26.

The square root of 145414322 is about 12058.7860914770. The cubic root of 145414322 is about 525.8586969302.

Adding to 145414322 its reverse (223414541), we get a palindrome (368828863).

The spelling of 145414322 in words is "one hundred forty-five million, four hundred fourteen thousand, three hundred twenty-two".