403090641 has 8 divisors (see below), whose sum is σ = 597171360. Its totient is φ = 268727076.

The previous prime is 403090631. The next prime is 403090657. The reversal of 403090641 is 146090304.

It is not a de Polignac number, because 403090641 - 2¹⁵ = 403057873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 14929283 = 403090641 / (4 + 0 + 3 + 0 + 9 + 0 + 6 + 4 + 1).

It is not an unprimeable number, because it can be changed into a prime (403090631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7464615 + ... + 7464668.

It is an arithmetic number, because the mean of its divisors is an integer number (74646420).

Almost surely, 2^403090641 is an apocalyptic number.

It is an amenable number.

403090641 is a deficient number, since it is larger than the sum of its proper divisors (194080719).

403090641 is a wasteful number, since it uses less digits than its factorization.

403090641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14929292 (or 14929286 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 403090641 is about 20077.1173478665. The cubic root of 403090641 is about 738.6991028863.

The spelling of 403090641 in words is "four hundred three million, ninety thousand, six hundred forty-one".