40392002 has 16 divisors (see below), whose sum is σ = 72254592. Its totient is φ = 16558080.

The previous prime is 40391999. The next prime is 40392031. The reversal of 40392002 is 20029304.

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, 62399 + ... + 63042.

It is an arithmetic number, because the mean of its divisors is an integer number (4515912).

Almost surely, 2^40392002 is an apocalyptic number.

40392002 is a deficient number, since it is larger than the sum of its proper divisors (31862590).

40392002 is a wasteful number, since it uses less digits than its factorization.

40392002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125473.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 40392002 is about 6355.4702422401. The cubic root of 40392002 is about 343.1087495553.

The spelling of 40392002 in words is "forty million, three hundred ninety-two thousand, two".