4001420532 has 24 divisors (see below), whose sum is σ = 9337770400. Its totient is φ = 1333646496.

The previous prime is 4001420519. The next prime is 4001420593. The reversal of 4001420532 is 2350241004.

4001420532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4001420532² = 32022732547822326048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4001420499 and 4001420508.

It is a congruent number.

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, 127194 + ... + 155502.

Almost surely, 2^4001420532 is an apocalyptic number.

It is an amenable number.

4001420532 is an abundant number, since it is smaller than the sum of its proper divisors (5336349868).

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

4001420532 is a wasteful number, since it uses less digits than its factorization.

4001420532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40095 (or 40093 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4001420532 is about 63256.7824980057. The cubic root of 4001420532 is about 1587.5889425605.

Adding to 4001420532 its reverse (2350241004), we get a palindrome (6351661536).

The spelling of 4001420532 in words is "four billion, one million, four hundred twenty thousand, five hundred thirty-two".