145750408 has 32 divisors (see below), whose sum is σ = 280869120. Its totient is φ = 70864000.

The previous prime is 145750391. The next prime is 145750417. The reversal of 145750408 is 804057541.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140853 + ... + 141883.

It is an arithmetic number, because the mean of its divisors is an integer number (8777160).

Almost surely, 2^145750408 is an apocalyptic number.

It is an amenable number.

145750408 is a deficient number, since it is larger than the sum of its proper divisors (135118712).

145750408 is a wasteful number, since it uses less digits than its factorization.

145750408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509 (or 1505 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 145750408 is about 12072.7133652713. The cubic root of 145750408 is about 526.2635120834.

The spelling of 145750408 in words is "one hundred forty-five million, seven hundred fifty thousand, four hundred eight".