40474896 has 160 divisors (see below), whose sum is σ = 133705728. Its totient is φ = 10245120.

The previous prime is 40474891. The next prime is 40474897. The reversal of 40474896 is 69847404.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (40474891) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173596 + ... + 173828.

Almost surely, 2^40474896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40474896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66852864).

40474896 is an abundant number, since it is smaller than the sum of its proper divisors (93230832).

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

40474896 is a wasteful number, since it uses less digits than its factorization.

40474896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309 (or 303 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 40474896 is about 6361.9883684270. The cubic root of 40474896 is about 343.3433027760.

The spelling of 40474896 in words is "forty million, four hundred seventy-four thousand, eight hundred ninety-six".