35442240 has 56 divisors (see below), whose sum is σ = 112532160. Its totient is φ = 9451008.

The previous prime is 35442223. The next prime is 35442247. The reversal of 35442240 is 4224453.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 35442240.

It is not an unprimeable number, because it can be changed into a prime (35442247) 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, 17500 + ... + 19419.

Almost surely, 2^35442240 is an apocalyptic number.

35442240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

35442240 is an abundant number, since it is smaller than the sum of its proper divisors (77089920).

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

35442240 is a wasteful number, since it uses less digits than its factorization.

35442240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36939 (or 36929 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 35442240 is about 5953.3385591616. The cubic root of 35442240 is about 328.4785795799.

Adding to 35442240 its reverse (4224453), we get a palindrome (39666693).

The spelling of 35442240 in words is "thirty-five million, four hundred forty-two thousand, two hundred forty".