40899896 has 8 divisors (see below), whose sum is σ = 76687320. Its totient is φ = 20449944.

The previous prime is 40899893. The next prime is 40899899. The reversal of 40899896 is 69899804.

It is an interprime number because it is at equal distance from previous prime (40899893) and next prime (40899899).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40899893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2556236 + ... + 2556251.

It is an arithmetic number, because the mean of its divisors is an integer number (9585915).

Almost surely, 2^40899896 is an apocalyptic number.

It is an amenable number.

40899896 is a deficient number, since it is larger than the sum of its proper divisors (35787424).

40899896 is a wasteful number, since it uses less digits than its factorization.

40899896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5112493 (or 5112489 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 53.

The square root of 40899896 is about 6395.3026511652. The cubic root of 40899896 is about 344.5408609110.

The spelling of 40899896 in words is "forty million, eight hundred ninety-nine thousand, eight hundred ninety-six".