40609650 has 48 divisors (see below), whose sum is σ = 106020000. Its totient is φ = 10258560.

The previous prime is 40609637. The next prime is 40609661. The reversal of 40609650 is 5690604.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4275 + ... + 9974.

It is an arithmetic number, because the mean of its divisors is an integer number (2208750).

Almost surely, 2^40609650 is an apocalyptic number.

40609650 is an abundant number, since it is smaller than the sum of its proper divisors (65410350).

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

40609650 is a wasteful number, since it uses less digits than its factorization.

40609650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14283 (or 14278 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 40609650 is about 6372.5701251536. The cubic root of 40609650 is about 343.7239142740.

The spelling of 40609650 in words is "forty million, six hundred nine thousand, six hundred fifty".