40302370 has 16 divisors (see below), whose sum is σ = 72637560. Its totient is φ = 16100224.

The previous prime is 40302347. The next prime is 40302377. The reversal of 40302370 is 7320304.

It can be written as a sum of positive squares in 4 ways, for example, as 39476089 + 826281 = 6283^2 + 909^2 .

It is not an unprimeable number, because it can be changed into a prime (40302377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7416 + ... + 11644.

Almost surely, 2^40302370 is an apocalyptic number.

40302370 is a deficient number, since it is larger than the sum of its proper divisors (32335190).

40302370 is a wasteful number, since it uses less digits than its factorization.

40302370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5189.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 40302370 is about 6348.4147627577. The cubic root of 40302370 is about 342.8547694115.

Adding to 40302370 its reverse (7320304), we get a palindrome (47622674).

It can be divided in two parts, 4030 and 2370, that added together give a square (6400 = 80²).

The spelling of 40302370 in words is "forty million, three hundred two thousand, three hundred seventy".