145635340 has 12 divisors (see below), whose sum is σ = 305834256. Its totient is φ = 58254128.

The previous prime is 145635337. The next prime is 145635349. The reversal of 145635340 is 43536541.

It is not an unprimeable number, because it can be changed into a prime (145635349) by changing a digit.

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, 3640864 + ... + 3640903.

It is an arithmetic number, because the mean of its divisors is an integer number (25486188).

Almost surely, 2^145635340 is an apocalyptic number.

145635340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145635340 is an abundant number, since it is smaller than the sum of its proper divisors (160198916).

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

145635340 is a wasteful number, since it uses less digits than its factorization.

145635340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7281776 (or 7281774 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 145635340 is about 12067.9468013411. The cubic root of 145635340 is about 526.1249829506.

The spelling of 145635340 in words is "one hundred forty-five million, six hundred thirty-five thousand, three hundred forty".