40607629 has 2 divisors, whose sum is σ = 40607630. Its totient is φ = 40607628.

The previous prime is 40607621. The next prime is 40607641. The reversal of 40607629 is 92670604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28196100 + 12411529 = 5310^2 + 3523^2 .

It is a cyclic number.

It is not a de Polignac number, because 40607629 - 2³ = 40607621 is a prime.

It is equal to p_2468347 and since 40607629 and 2468347 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 40607594 and 40607603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40607621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20303814 + 20303815.

It is an arithmetic number, because the mean of its divisors is an integer number (20303815).

Almost surely, 2^40607629 is an apocalyptic number.

It is an amenable number.

40607629 is a deficient number, since it is larger than the sum of its proper divisors (1).

40607629 is an equidigital number, since it uses as much as digits as its factorization.

40607629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 40607629 is about 6372.4115529366. The cubic root of 40607629 is about 343.7182122011.

The spelling of 40607629 in words is "forty million, six hundred seven thousand, six hundred twenty-nine".