145693088 has 24 divisors (see below), whose sum is σ = 289624608. Its totient is φ = 72137664.

The previous prime is 145693069. The next prime is 145693099. The reversal of 145693088 is 880396541.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18806 + ... + 25397.

It is an arithmetic number, because the mean of its divisors is an integer number (12067692).

Almost surely, 2^145693088 is an apocalyptic number.

It is an amenable number.

145693088 is a deficient number, since it is larger than the sum of its proper divisors (143931520).

145693088 is a wasteful number, since it uses less digits than its factorization.

145693088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44316 (or 44308 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 145693088 is about 12070.3391833038. The cubic root of 145693088 is about 526.1945142667.

The spelling of 145693088 in words is "one hundred forty-five million, six hundred ninety-three thousand, eighty-eight".