35491940 has 48 divisors (see below), whose sum is σ = 84127680. Its totient is φ = 12458880.

The previous prime is 35491933. The next prime is 35491979. The reversal of 35491940 is 4919453.

It is a self number, because there is not a number n which added to its sum of digits gives 35491940.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3599 + ... + 9161.

It is an arithmetic number, because the mean of its divisors is an integer number (1752660).

Almost surely, 2^35491940 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 35491940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42063840).

35491940 is an abundant number, since it is smaller than the sum of its proper divisors (48635740).

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

35491940 is a wasteful number, since it uses less digits than its factorization.

35491940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5612 (or 5610 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 35491940 is about 5957.5112253356. The cubic root of 35491940 is about 328.6320476867.

The spelling of 35491940 in words is "thirty-five million, four hundred ninety-one thousand, nine hundred forty".