42996790 has 16 divisors (see below), whose sum is σ = 78265440. Its totient is φ = 17005120.

The previous prime is 42996769. The next prime is 42996799. The reversal of 42996790 is 9769924.

It is a self number, because there is not a number n which added to its sum of digits gives 42996790.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42996799) 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, 23266 + ... + 25045.

It is an arithmetic number, because the mean of its divisors is an integer number (4891590).

Almost surely, 2^42996790 is an apocalyptic number.

42996790 is a deficient number, since it is larger than the sum of its proper divisors (35268650).

42996790 is a wasteful number, since it uses less digits than its factorization.

42996790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48407.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 42996790 is about 6557.1937595285. The cubic root of 42996790 is about 350.3310880638.

The spelling of 42996790 in words is "forty-two million, nine hundred ninety-six thousand, seven hundred ninety".