40435960 has 16 divisors (see below), whose sum is σ = 90981000. Its totient is φ = 16174368.

The previous prime is 40435957. The next prime is 40435973. The reversal of 40435960 is 6953404.

It is a super-2 number, since 2×40435960² = 3270133722243200, which contains 22 as substring.

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, 505410 + ... + 505489.

Almost surely, 2^40435960 is an apocalyptic number.

40435960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40435960 is an abundant number, since it is smaller than the sum of its proper divisors (50545040).

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

40435960 is a wasteful number, since it uses less digits than its factorization.

40435960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010910 (or 1010906 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 40435960 is about 6358.9275825409. The cubic root of 40435960 is about 343.2331711046.

The spelling of 40435960 in words is "forty million, four hundred thirty-five thousand, nine hundred sixty".