145380996 has 36 divisors (see below), whose sum is σ = 368368000. Its totient is φ = 48344688.

The previous prime is 145380959. The next prime is 145380997. The reversal of 145380996 is 699083541.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×145380996² = 42271267995904032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145380997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11205 + ... + 20403.

Almost surely, 2^145380996 is an apocalyptic number.

It is an amenable number.

145380996 is an abundant number, since it is smaller than the sum of its proper divisors (222987004).

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

145380996 is a wasteful number, since it uses less digits than its factorization.

145380996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9648 (or 9643 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 145380996 is about 12057.4041982510. The cubic root of 145380996 is about 525.8185218277.

The spelling of 145380996 in words is "one hundred forty-five million, three hundred eighty thousand, nine hundred ninety-six".