145822485 has 32 divisors (see below), whose sum is σ = 238043520. Its totient is φ = 76209408.

The previous prime is 145822477. The next prime is 145822517. The reversal of 145822485 is 584228541.

145822485 = T₂₁₄ + T₂₁₅ + ... + T₉₅₉.

It is a happy number.

It is not a de Polignac number, because 145822485 - 2³ = 145822477 is a prime.

It is a Curzon number.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 374671 + ... + 375059.

It is an arithmetic number, because the mean of its divisors is an integer number (7438860).

Almost surely, 2^145822485 is an apocalyptic number.

145822485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145822485 is a deficient number, since it is larger than the sum of its proper divisors (92221035).

145822485 is a wasteful number, since it uses less digits than its factorization.

145822485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837.

The product of its digits is 102400, while the sum is 39.

The square root of 145822485 is about 12075.6981164652. The cubic root of 145822485 is about 526.3502476764.

The spelling of 145822485 in words is "one hundred forty-five million, eight hundred twenty-two thousand, four hundred eighty-five".