40734690 has 16 divisors (see below), whose sum is σ = 97763328. Its totient is φ = 10862576.

The previous prime is 40734637. The next prime is 40734709. The reversal of 40734690 is 9643704.

It is a super-2 number, since 2×40734690² = 3318629938792200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678882 + ... + 678941.

It is an arithmetic number, because the mean of its divisors is an integer number (6110208).

Almost surely, 2^40734690 is an apocalyptic number.

40734690 is an abundant number, since it is smaller than the sum of its proper divisors (57028638).

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

40734690 is a wasteful number, since it uses less digits than its factorization.

40734690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357833.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 40734690 is about 6382.3733829979. The cubic root of 40734690 is about 344.0763362681.

The spelling of 40734690 in words is "forty million, seven hundred thirty-four thousand, six hundred ninety".