145346824 has 16 divisors (see below), whose sum is σ = 311457600. Its totient is φ = 62291472.

The previous prime is 145346791. The next prime is 145346833. The reversal of 145346824 is 428643541.

It is a super-2 number, since 2×145346824² = 42251398493773952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1297684 + ... + 1297795.

It is an arithmetic number, because the mean of its divisors is an integer number (19466100).

Almost surely, 2^145346824 is an apocalyptic number.

145346824 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

145346824 is an abundant number, since it is smaller than the sum of its proper divisors (166110776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145346824 is a wasteful number, since it uses less digits than its factorization.

145346824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2595492 (or 2595488 counting only the distinct ones).

The product of its digits is 92160, while the sum is 37.

The square root of 145346824 is about 12055.9870603779. The cubic root of 145346824 is about 525.7773204808. Note that the first 3 decimals are identical.

The spelling of 145346824 in words is "one hundred forty-five million, three hundred forty-six thousand, eight hundred twenty-four".