145424235 has 32 divisors (see below), whose sum is σ = 256234752. Its totient is φ = 69841280.

The previous prime is 145424219. The next prime is 145424263. The reversal of 145424235 is 532424541.

It is not a de Polignac number, because 145424235 - 2⁴ = 145424219 is a prime.

It is a super-2 number, since 2×145424235² = 42296416250670450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13537 + ... + 21773.

It is an arithmetic number, because the mean of its divisors is an integer number (8007336).

Almost surely, 2^145424235 is an apocalyptic number.

145424235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145424235 is a deficient number, since it is larger than the sum of its proper divisors (110810517).

145424235 is a wasteful number, since it uses less digits than its factorization.

145424235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8363.

The product of its digits is 19200, while the sum is 30.

The square root of 145424235 is about 12059.1971125776. The cubic root of 145424235 is about 525.8706460485.

Adding to 145424235 its reverse (532424541), we get a palindrome (677848776).

The spelling of 145424235 in words is "one hundred forty-five million, four hundred twenty-four thousand, two hundred thirty-five".