4000532 has 6 divisors (see below), whose sum is σ = 7000938. Its totient is φ = 2000264.

The previous prime is 4000523. The next prime is 4000541. The reversal of 4000532 is 2350004.

It is an interprime number because it is at equal distance from previous prime (4000523) and next prime (4000541).

It can be written as a sum of positive squares in only one way, i.e., 3671056 + 329476 = 1916^2 + 574^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500063 + ... + 500070.

It is an arithmetic number, because the mean of its divisors is an integer number (1166823).

Almost surely, 2^4000532 is an apocalyptic number.

It is an amenable number.

4000532 is a deficient number, since it is larger than the sum of its proper divisors (3000406).

4000532 is a wasteful number, since it uses less digits than its factorization.

4000532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000137 (or 1000135 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 4000532 is about 2000.1329955780. The cubic root of 4000532 is about 158.7471423628.

Adding to 4000532 its reverse (2350004), we get a palindrome (6350536).

The spelling of 4000532 in words is "four million, five hundred thirty-two", and thus it is an aban number.