145584674 has 16 divisors (see below), whose sum is σ = 222678456. Its totient is φ = 71366400.

The previous prime is 145584671. The next prime is 145584721. The reversal of 145584674 is 476485541.

It can be written as a sum of positive squares in 4 ways, for example, as 62647225 + 82937449 = 7915^2 + 9107^2 .

It is not an unprimeable number, because it can be changed into a prime (145584671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39344 + ... + 42884.

Almost surely, 2^145584674 is an apocalyptic number.

145584674 is a deficient number, since it is larger than the sum of its proper divisors (77093782).

145584674 is a wasteful number, since it uses less digits than its factorization.

145584674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3941.

The product of its digits is 537600, while the sum is 44.

The square root of 145584674 is about 12065.8474215448. The cubic root of 145584674 is about 526.0639635574.

The spelling of 145584674 in words is "one hundred forty-five million, five hundred eighty-four thousand, six hundred seventy-four".