401532536 has 8 divisors (see below), whose sum is σ = 752873520. Its totient is φ = 200766264.

The previous prime is 401532533. The next prime is 401532577. The reversal of 401532536 is 635235104.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×401532536² = 322456754933182592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401532499 and 401532508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401532533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25095776 + ... + 25095791.

It is an arithmetic number, because the mean of its divisors is an integer number (94109190).

Almost surely, 2^401532536 is an apocalyptic number.

It is an amenable number.

401532536 is a deficient number, since it is larger than the sum of its proper divisors (351340984).

401532536 is a wasteful number, since it uses less digits than its factorization.

401532536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50191573 (or 50191569 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 401532536 is about 20038.2767722177. The cubic root of 401532536 is about 737.7460856843.

The spelling of 401532536 in words is "four hundred one million, five hundred thirty-two thousand, five hundred thirty-six".