40201402 has 16 divisors (see below), whose sum is σ = 61957224. Its totient is φ = 19552000.

The previous prime is 40201393. The next prime is 40201423. The reversal of 40201402 is 20410204.

It can be written as a sum of positive squares in 4 ways, for example, as 22553001 + 17648401 = 4749^2 + 4201^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42252 + ... + 43192.

Almost surely, 2^40201402 is an apocalyptic number.

40201402 is a deficient number, since it is larger than the sum of its proper divisors (21755822).

40201402 is a wasteful number, since it uses less digits than its factorization.

40201402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 40201402 is about 6340.4575544672. The cubic root of 40201402 is about 342.5682162950.

Adding to 40201402 its reverse (20410204), we get a palindrome (60611606).

The spelling of 40201402 in words is "forty million, two hundred one thousand, four hundred two".