40620246 has 16 divisors (see below), whose sum is σ = 81449904. Its totient is φ = 13505184.

The previous prime is 40620197. The next prime is 40620247. The reversal of 40620246 is 64202604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40620247) 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, 6145 + ... + 10908.

It is an arithmetic number, because the mean of its divisors is an integer number (5090619).

Almost surely, 2^40620246 is an apocalyptic number.

40620246 is an abundant number, since it is smaller than the sum of its proper divisors (40829658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40620246 is a wasteful number, since it uses less digits than its factorization.

40620246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17455.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 40620246 is about 6373.4014466374. The cubic root of 40620246 is about 343.7538068559.

The spelling of 40620246 in words is "forty million, six hundred twenty thousand, two hundred forty-six".