40269804 has 48 divisors (see below), whose sum is σ = 99969408. Its totient is φ = 12572928.

The previous prime is 40269781. The next prime is 40269833. The reversal of 40269804 is 40896204.

It is a super-2 number, since 2×40269804² = 3243314228396832, which contains 22 as substring.

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, 62307 + ... + 62949.

It is an arithmetic number, because the mean of its divisors is an integer number (2082696).

Almost surely, 2^40269804 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 40269804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49984704).

40269804 is an abundant number, since it is smaller than the sum of its proper divisors (59699604).

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

40269804 is a wasteful number, since it uses less digits than its factorization.

40269804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974 (or 972 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 40269804 is about 6345.8493521356. The cubic root of 40269804 is about 342.7623975308.

The spelling of 40269804 in words is "forty million, two hundred sixty-nine thousand, eight hundred four".