40264061 has 2 divisors, whose sum is σ = 40264062. Its totient is φ = 40264060.

The previous prime is 40264057. The next prime is 40264067. The reversal of 40264061 is 16046204.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30591961 + 9672100 = 5531^2 + 3110^2 .

It is a cyclic number.

It is not a de Polignac number, because 40264061 - 2² = 40264057 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40264067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20132030 + 20132031.

It is an arithmetic number, because the mean of its divisors is an integer number (20132031).

Almost surely, 2^40264061 is an apocalyptic number.

It is an amenable number.

40264061 is a deficient number, since it is larger than the sum of its proper divisors (1).

40264061 is an equidigital number, since it uses as much as digits as its factorization.

40264061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 40264061 is about 6345.3968355021. The cubic root of 40264061 is about 342.7461026246.

The spelling of 40264061 in words is "forty million, two hundred sixty-four thousand, sixty-one".