145352074 has 32 divisors (see below), whose sum is σ = 264663936. Its totient is φ = 58444800.

The previous prime is 145352063. The next prime is 145352099. The reversal of 145352074 is 470253541.

It is a super-2 number, since 2×145352074² = 42254450832202952, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 94677 + ... + 96199.

It is an arithmetic number, because the mean of its divisors is an integer number (8270748).

Almost surely, 2^145352074 is an apocalyptic number.

145352074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

145352074 is a deficient number, since it is larger than the sum of its proper divisors (119311862).

145352074 is a wasteful number, since it uses less digits than its factorization.

145352074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 145352074 is about 12056.2047925539. The cubic root of 145352074 is about 525.7836508512.

The spelling of 145352074 in words is "one hundred forty-five million, three hundred fifty-two thousand, seventy-four".