145425466 has 32 divisors (see below), whose sum is σ = 230480640. Its totient is φ = 68745600.

The previous prime is 145425451. The next prime is 145425479. The reversal of 145425466 is 664524541.

It is a super-2 number, since 2×145425466² = 42297132322634312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

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 15 ways as a sum of consecutive naturals, for example, 467451 + ... + 467761.

It is an arithmetic number, because the mean of its divisors is an integer number (7202520).

Almost surely, 2^145425466 is an apocalyptic number.

145425466 is a deficient number, since it is larger than the sum of its proper divisors (85055174).

145425466 is a wasteful number, since it uses less digits than its factorization.

145425466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510.

The product of its digits is 115200, while the sum is 37.

The square root of 145425466 is about 12059.2481523518. The cubic root of 145425466 is about 525.8721298565.

The spelling of 145425466 in words is "one hundred forty-five million, four hundred twenty-five thousand, four hundred sixty-six".