145243462 has 32 divisors (see below), whose sum is σ = 269063424. Its totient is φ = 57261600.

The previous prime is 145243447. The next prime is 145243477. The reversal of 145243462 is 264342541.

It is an interprime number because it is at equal distance from previous prime (145243447) and next prime (145243477).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59037 + ... + 61447.

It is an arithmetic number, because the mean of its divisors is an integer number (8408232).

Almost surely, 2^145243462 is an apocalyptic number.

145243462 is a deficient number, since it is larger than the sum of its proper divisors (123819962).

145243462 is a wasteful number, since it uses less digits than its factorization.

145243462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2764.

The product of its digits is 23040, while the sum is 31.

The square root of 145243462 is about 12051.6995481965. The cubic root of 145243462 is about 525.6526570920.

The spelling of 145243462 in words is "one hundred forty-five million, two hundred forty-three thousand, four hundred sixty-two".