145481462 has 16 divisors (see below), whose sum is σ = 253486752. Its totient is φ = 61326720.

The previous prime is 145481437. The next prime is 145481471. The reversal of 145481462 is 264184541.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 84323 + ... + 86030.

It is an arithmetic number, because the mean of its divisors is an integer number (15842922).

Almost surely, 2^145481462 is an apocalyptic number.

145481462 is a deficient number, since it is larger than the sum of its proper divisors (108005290).

145481462 is a wasteful number, since it uses less digits than its factorization.

145481462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170423.

The product of its digits is 30720, while the sum is 35.

The square root of 145481462 is about 12061.5696325147. The cubic root of 145481462 is about 525.9396167920.

The spelling of 145481462 in words is "one hundred forty-five million, four hundred eighty-one thousand, four hundred sixty-two".