42961010 has 32 divisors (see below), whose sum is σ = 81292032. Its totient is φ = 16315200.

The previous prime is 42961007. The next prime is 42961013. The reversal of 42961010 is 1016924.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42961007) and next prime (42961013).

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42961013) 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, 34112 + ... + 35348.

It is an arithmetic number, because the mean of its divisors is an integer number (2540376).

Almost surely, 2^42961010 is an apocalyptic number.

42961010 is a deficient number, since it is larger than the sum of its proper divisors (38331022).

42961010 is a wasteful number, since it uses less digits than its factorization.

42961010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 42961010 is about 6554.4648904392. The cubic root of 42961010 is about 350.2338844902.

Adding to 42961010 its reverse (1016924), we get a palindrome (43977934).

The spelling of 42961010 in words is "forty-two million, nine hundred sixty-one thousand, ten".