40742630 has 8 divisors (see below), whose sum is σ = 73336752. Its totient is φ = 16297048.

The previous prime is 40742617. The next prime is 40742657. The reversal of 40742630 is 3624704.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 40742630.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2037122 + ... + 2037141.

It is an arithmetic number, because the mean of its divisors is an integer number (9167094).

Almost surely, 2^40742630 is an apocalyptic number.

40742630 is a deficient number, since it is larger than the sum of its proper divisors (32594122).

40742630 is a wasteful number, since it uses less digits than its factorization.

40742630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4074270.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 40742630 is about 6382.9953783471. The cubic root of 40742630 is about 344.0986905859.

The spelling of 40742630 in words is "forty million, seven hundred forty-two thousand, six hundred thirty".