145367874 has 12 divisors (see below), whose sum is σ = 314963766. Its totient is φ = 48455952.

The previous prime is 145367863. The next prime is 145367881. The reversal of 145367874 is 478763541.

It can be written as a sum of positive squares in only one way, i.e., 108680625 + 36687249 = 10425^2 + 6057^2 .

It is a super-2 number, since 2×145367874² = 42263637582559752, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4037979 + ... + 4038014.

Almost surely, 2^145367874 is an apocalyptic number.

145367874 is an abundant number, since it is smaller than the sum of its proper divisors (169595892).

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

145367874 is a wasteful number, since it uses less digits than its factorization.

145367874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8076001 (or 8075998 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 145367874 is about 12056.8600389985. The cubic root of 145367874 is about 525.8027013321.

The spelling of 145367874 in words is "one hundred forty-five million, three hundred sixty-seven thousand, eight hundred seventy-four".