145373696 has 40 divisors (see below), whose sum is σ = 312821124. Its totient is φ = 67092480.

The previous prime is 145373687. The next prime is 145373717. The reversal of 145373696 is 696373541.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 101284096 + 44089600 = 10064^2 + 6640^2 .

It is a super-2 number, since 2×145373696² = 42267022977400832, 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, 4265 + ... + 17576.

Almost surely, 2^145373696 is an apocalyptic number.

145373696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

145373696 is an abundant number, since it is smaller than the sum of its proper divisors (167447428).

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

145373696 is an equidigital number, since it uses as much as digits as its factorization.

145373696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21872 (or 21856 counting only the distinct ones).

The product of its digits is 408240, while the sum is 44.

The square root of 145373696 is about 12057.1014758938. The cubic root of 145373696 is about 525.8097207245.

The spelling of 145373696 in words is "one hundred forty-five million, three hundred seventy-three thousand, six hundred ninety-six".