40453764 has 48 divisors (see below), whose sum is σ = 102217920. Its totient is φ = 12378240.

The previous prime is 40453759. The next prime is 40453769. The reversal of 40453764 is 46735404.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40453759) and next prime (40453769).

It is not an unprimeable number, because it can be changed into a prime (40453769) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32302 + ... + 33530.

It is an arithmetic number, because the mean of its divisors is an integer number (2129540).

Almost surely, 2^40453764 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 40453764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51108960).

40453764 is an abundant number, since it is smaller than the sum of its proper divisors (61764156).

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

40453764 is a wasteful number, since it uses less digits than its factorization.

40453764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460 (or 1458 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 40453764 is about 6360.3273500662. The cubic root of 40453764 is about 343.2835390339.

The spelling of 40453764 in words is "forty million, four hundred fifty-three thousand, seven hundred sixty-four".