145716022 has 8 divisors (see below), whose sum is σ = 221836536. Its totient is φ = 71770512.

The previous prime is 145715963. The next prime is 145716037. The reversal of 145716022 is 220617541.

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

It is a congruent number.

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, 543583 + ... + 543850.

It is an arithmetic number, because the mean of its divisors is an integer number (27729567).

Almost surely, 2^145716022 is an apocalyptic number.

145716022 is a deficient number, since it is larger than the sum of its proper divisors (76120514).

145716022 is a wasteful number, since it uses less digits than its factorization.

145716022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087502.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 145716022 is about 12071.2891606489. The cubic root of 145716022 is about 526.2221227872. Note that the first 3 decimals are identical.

The spelling of 145716022 in words is "one hundred forty-five million, seven hundred sixteen thousand, twenty-two".