40328470 has 72 divisors (see below), whose sum is σ = 91625904. Its totient is φ = 12737088.

The previous prime is 40328467. The next prime is 40328513. The reversal of 40328470 is 7482304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 82567 + ... + 83053.

It is an arithmetic number, because the mean of its divisors is an integer number (1272582).

Almost surely, 2^40328470 is an apocalyptic number.

40328470 is an abundant number, since it is smaller than the sum of its proper divisors (51297434).

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

40328470 is a wasteful number, since it uses less digits than its factorization.

40328470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 514 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 40328470 is about 6350.4700613419. The cubic root of 40328470 is about 342.9287648819.

The spelling of 40328470 in words is "forty million, three hundred twenty-eight thousand, four hundred seventy".