145268548 has 24 divisors (see below), whose sum is σ = 259663320. Its totient is φ = 71086080.

The previous prime is 145268537. The next prime is 145268579. The reversal of 145268548 is 845862541.

It can be written as a sum of positive squares in 4 ways, for example, as 63872064 + 81396484 = 7992^2 + 9022^2 .

It is a super-2 number, since 2×145268548² = 42205902076056608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135358 + ... + 136426.

It is an arithmetic number, because the mean of its divisors is an integer number (10819305).

Almost surely, 2^145268548 is an apocalyptic number.

It is an amenable number.

145268548 is a deficient number, since it is larger than the sum of its proper divisors (114394772).

145268548 is a wasteful number, since it uses less digits than its factorization.

145268548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1767 (or 1765 counting only the distinct ones).

The product of its digits is 307200, while the sum is 43.

The square root of 145268548 is about 12052.7402693329. The cubic root of 145268548 is about 525.6829183818.

The spelling of 145268548 in words is "one hundred forty-five million, two hundred sixty-eight thousand, five hundred forty-eight".