145632356 has 6 divisors (see below), whose sum is σ = 254856630. Its totient is φ = 72816176.

The previous prime is 145632349. The next prime is 145632371. The reversal of 145632356 is 653236541.

It can be written as a sum of positive squares in only one way, i.e., 139948900 + 5683456 = 11830^2 + 2384^2 .

It is a super-2 number, since 2×145632356² = 42417566228221472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18204041 + ... + 18204048.

It is an arithmetic number, because the mean of its divisors is an integer number (42476105).

Almost surely, 2^145632356 is an apocalyptic number.

It is an amenable number.

145632356 is a deficient number, since it is larger than the sum of its proper divisors (109224274).

145632356 is a wasteful number, since it uses less digits than its factorization.

145632356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36408093 (or 36408091 counting only the distinct ones).

The product of its digits is 64800, while the sum is 35.

The square root of 145632356 is about 12067.8231674151. The cubic root of 145632356 is about 526.1213895745.

Adding to 145632356 its reverse (653236541), we get a palindrome (798868897).

The spelling of 145632356 in words is "one hundred forty-five million, six hundred thirty-two thousand, three hundred fifty-six".