145338074 has 8 divisors (see below), whose sum is σ = 249151008. Its totient is φ = 62287740.

The previous prime is 145338059. The next prime is 145338077. The reversal of 145338074 is 470833541.

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

It is a super-2 number, since 2×145338074² = 42246311508058952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145338077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5190632 + ... + 5190659.

It is an arithmetic number, because the mean of its divisors is an integer number (31143876).

Almost surely, 2^145338074 is an apocalyptic number.

145338074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

145338074 is a deficient number, since it is larger than the sum of its proper divisors (103812934).

145338074 is a wasteful number, since it uses less digits than its factorization.

145338074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10381300.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 145338074 is about 12055.6241646793. The cubic root of 145338074 is about 525.7667695247.

The spelling of 145338074 in words is "one hundred forty-five million, three hundred thirty-eight thousand, seventy-four".