145736674 has 4 divisors (see below), whose sum is σ = 218605014. Its totient is φ = 72868336.

The previous prime is 145736651. The next prime is 145736677. The reversal of 145736674 is 476637541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 74080449 + 71656225 = 8607^2 + 8465^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 145736674.

It is not an unprimeable number, because it can be changed into a prime (145736677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36434167 + ... + 36434170.

Almost surely, 2^145736674 is an apocalyptic number.

145736674 is a deficient number, since it is larger than the sum of its proper divisors (72868340).

145736674 is an equidigital number, since it uses as much as digits as its factorization.

145736674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72868339.

The product of its digits is 423360, while the sum is 43.

The square root of 145736674 is about 12072.1445485050. The cubic root of 145736674 is about 526.2469817006.

The spelling of 145736674 in words is "one hundred forty-five million, seven hundred thirty-six thousand, six hundred seventy-four".