145235652 has 24 divisors (see below), whose sum is σ = 339864000. Its totient is φ = 48271776.

The previous prime is 145235609. The next prime is 145235659. The reversal of 145235652 is 256532541.

It is a super-2 number, since 2×145235652² = 42186789223730208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145235659) 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 7 ways as a sum of consecutive naturals, for example, 13152 + ... + 21527.

It is an arithmetic number, because the mean of its divisors is an integer number (14161000).

Almost surely, 2^145235652 is an apocalyptic number.

145235652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145235652 is an abundant number, since it is smaller than the sum of its proper divisors (194628348).

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

145235652 is a wasteful number, since it uses less digits than its factorization.

145235652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35035 (or 35033 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 145235652 is about 12051.3755231509. The cubic root of 145235652 is about 525.6432351629.

The spelling of 145235652 in words is "one hundred forty-five million, two hundred thirty-five thousand, six hundred fifty-two".