40034030 has 16 divisors (see below), whose sum is σ = 75194784. Its totient is φ = 15317280.

The previous prime is 40034021. The next prime is 40034039. The reversal of 40034030 is 3043004.

It is an interprime number because it is at equal distance from previous prime (40034021) and next prime (40034039).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40033996 and 40034014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40034039) 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, 86801 + ... + 87260.

It is an arithmetic number, because the mean of its divisors is an integer number (4699674).

Almost surely, 2^40034030 is an apocalyptic number.

40034030 is a deficient number, since it is larger than the sum of its proper divisors (35160754).

40034030 is a wasteful number, since it uses less digits than its factorization.

40034030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174091.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 40034030 is about 6327.2450561046. The cubic root of 40034030 is about 342.0921459810.

Adding to 40034030 its reverse (3043004), we get a palindrome (43077034).

The spelling of 40034030 in words is "forty million, thirty-four thousand, thirty", and thus it is an eban number.