40887470 has 32 divisors (see below), whose sum is σ = 79567488. Its totient is φ = 15038208.

The previous prime is 40887439. The next prime is 40887493. The reversal of 40887470 is 7478804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47282 + ... + 48138.

It is an arithmetic number, because the mean of its divisors is an integer number (2486484).

Almost surely, 2^40887470 is an apocalyptic number.

40887470 is a deficient number, since it is larger than the sum of its proper divisors (38680018).

40887470 is a wasteful number, since it uses less digits than its factorization.

40887470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244.

The product of its (nonzero) digits is 50176, while the sum is 38.

The square root of 40887470 is about 6394.3310830766. The cubic root of 40887470 is about 344.5059651549.

It can be divided in two parts, 408 and 87470, that added together give a palindrome (87878).

The spelling of 40887470 in words is "forty million, eight hundred eighty-seven thousand, four hundred seventy".