145307674 has 8 divisors (see below), whose sum is σ = 218014848. Its totient is φ = 72636060.

The previous prime is 145307663. The next prime is 145307693. The reversal of 145307674 is 476703541.

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

It is a super-2 number, since 2×145307674² = 42228640246580552, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7029 + ... + 18439.

It is an arithmetic number, because the mean of its divisors is an integer number (27251856).

Almost surely, 2^145307674 is an apocalyptic number.

145307674 is a deficient number, since it is larger than the sum of its proper divisors (72707174).

145307674 is a wasteful number, since it uses less digits than its factorization.

145307674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17780.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 145307674 is about 12054.3632764240. The cubic root of 145307674 is about 525.7301091969.

The spelling of 145307674 in words is "one hundred forty-five million, three hundred seven thousand, six hundred seventy-four".