145462568 has 8 divisors (see below), whose sum is σ = 272742330. Its totient is φ = 72731280.

The previous prime is 145462567. The next prime is 145462601. The reversal of 145462568 is 865264541.

It can be written as a sum of positive squares in only one way, i.e., 134977924 + 10484644 = 11618^2 + 3238^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (145462567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9091403 + ... + 9091418.

Almost surely, 2^145462568 is an apocalyptic number.

It is an amenable number.

145462568 is a deficient number, since it is larger than the sum of its proper divisors (127279762).

145462568 is a wasteful number, since it uses less digits than its factorization.

145462568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18182827 (or 18182823 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The square root of 145462568 is about 12060.7863756888. The cubic root of 145462568 is about 525.9168474916.

The spelling of 145462568 in words is "one hundred forty-five million, four hundred sixty-two thousand, five hundred sixty-eight".