40064954 has 24 divisors (see below), whose sum is σ = 65315484. Its totient is φ = 18368000.

The previous prime is 40064951. The next prime is 40064963. The reversal of 40064954 is 45946004.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 11730625 + 28334329 = 3425^2 + 5323^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40064954.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40064951) 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, 56804 + ... + 57504.

Almost surely, 2^40064954 is an apocalyptic number.

40064954 is a deficient number, since it is larger than the sum of its proper divisors (25250530).

40064954 is a wasteful number, since it uses less digits than its factorization.

40064954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802 (or 761 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 40064954 is about 6329.6883019624. The cubic root of 40064954 is about 342.1802055213.

The spelling of 40064954 in words is "forty million, sixty-four thousand, nine hundred fifty-four".