40370112 has 84 divisors (see below), whose sum is σ = 116956840. Its totient is φ = 13312512.

The previous prime is 40370107. The next prime is 40370119. The reversal of 40370112 is 21107304.

Added to its reverse (21107304) it gives a triangular number (61477416 = T₁₁₀₈₈).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40370119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62463 + ... + 63105.

Almost surely, 2^40370112 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 40370112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58478420).

40370112 is an abundant number, since it is smaller than the sum of its proper divisors (76586728).

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

40370112 is a wasteful number, since it uses less digits than its factorization.

40370112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770 (or 757 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 40370112 is about 6353.7478703518. The cubic root of 40370112 is about 343.0467570210.

Adding to 40370112 its reverse (21107304), we get a palindrome (61477416).

The spelling of 40370112 in words is "forty million, three hundred seventy thousand, one hundred twelve".