40337121 has 16 divisors (see below), whose sum is σ = 59040000. Its totient is φ = 24293520.

The previous prime is 40337119. The next prime is 40337161. The reversal of 40337121 is 12173304.

It is not a de Polignac number, because 40337121 - 2¹ = 40337119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40337111) 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, 1630 + ... + 9128.

It is an arithmetic number, because the mean of its divisors is an integer number (3690000).

Almost surely, 2^40337121 is an apocalyptic number.

It is an amenable number.

40337121 is a deficient number, since it is larger than the sum of its proper divisors (18702879).

40337121 is a wasteful number, since it uses less digits than its factorization.

40337121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7676.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 40337121 is about 6351.1511554993. The cubic root of 40337121 is about 342.9532840750.

The spelling of 40337121 in words is "forty million, three hundred thirty-seven thousand, one hundred twenty-one".