401335016 has 8 divisors (see below), whose sum is σ = 752503170. Its totient is φ = 200667504.

The previous prime is 401335013. The next prime is 401335037. The reversal of 401335016 is 610533104.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 302412100 + 98922916 = 17390^2 + 9946^2 .

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

It is a super-2 number, since 2×401335016² = 322139590135440512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401334982 and 401335000.

It is not an unprimeable number, because it can be changed into a prime (401335013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25083431 + ... + 25083446.

Almost surely, 2^401335016 is an apocalyptic number.

It is an amenable number.

401335016 is a deficient number, since it is larger than the sum of its proper divisors (351168154).

401335016 is a wasteful number, since it uses less digits than its factorization.

401335016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50166883 (or 50166879 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 401335016 is about 20033.3475984420. The cubic root of 401335016 is about 737.6250963130.

The spelling of 401335016 in words is "four hundred one million, three hundred thirty-five thousand, sixteen".