40734630 has 32 divisors (see below), whose sum is σ = 108626400. Its totient is φ = 10862496.

The previous prime is 40734619. The next prime is 40734637. The reversal of 40734630 is 3643704.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40734594 and 40734603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40734637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75165 + ... + 75704.

It is an arithmetic number, because the mean of its divisors is an integer number (3394575).

Almost surely, 2^40734630 is an apocalyptic number.

40734630 is an abundant number, since it is smaller than the sum of its proper divisors (67891770).

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

40734630 is a wasteful number, since it uses less digits than its factorization.

40734630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150885 (or 150879 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 40734630 is about 6382.3686825504. The cubic root of 40734630 is about 344.0761673327.

The spelling of 40734630 in words is "forty million, seven hundred thirty-four thousand, six hundred thirty".