40029300 has 108 divisors (see below), whose sum is σ = 127283520. Its totient is φ = 10520640.

The previous prime is 40029247. The next prime is 40029313. The reversal of 40029300 is 392004.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 70819 + ... + 71381.

Almost surely, 2^40029300 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 40029300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63641760).

40029300 is an abundant number, since it is smaller than the sum of its proper divisors (87254220).

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

40029300 is a wasteful number, since it uses less digits than its factorization.

40029300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662 (or 652 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 40029300 is about 6326.8712646932. The cubic root of 40029300 is about 342.0786727802.

The spelling of 40029300 in words is "forty million, twenty-nine thousand, three hundred".