90704141 has 12 divisors (see below), whose sum is σ = 103141500. Its totient is φ = 79611840.

The previous prime is 90704137. The next prime is 90704149. The reversal of 90704141 is 14140709.

It can be written as a sum of positive squares in 2 ways, for example, as 18028516 + 72675625 = 4246^2 + 8525^2 .

It is not a de Polignac number, because 90704141 - 2² = 90704137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90704141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90704149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9416 + ... + 16433.

It is an arithmetic number, because the mean of its divisors is an integer number (8595125).

Almost surely, 2^90704141 is an apocalyptic number.

It is an amenable number.

90704141 is a deficient number, since it is larger than the sum of its proper divisors (12437359).

90704141 is a wasteful number, since it uses less digits than its factorization.

90704141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25900 (or 25889 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 90704141 is about 9523.8721641988. The cubic root of 90704141 is about 449.3061587207.

The spelling of 90704141 in words is "ninety million, seven hundred four thousand, one hundred forty-one".