40619004 has 48 divisors (see below), whose sum is σ = 97692672. Its totient is φ = 13128192.

The previous prime is 40618999. The next prime is 40619009. The reversal of 40619004 is 40091604.

It is an interprime number because it is at equal distance from previous prime (40618999) and next prime (40619009).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40619009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114892 + ... + 115244.

It is an arithmetic number, because the mean of its divisors is an integer number (2035264).

Almost surely, 2^40619004 is an apocalyptic number.

It is an amenable number.

40619004 is an abundant number, since it is smaller than the sum of its proper divisors (57073668).

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

40619004 is a wasteful number, since it uses less digits than its factorization.

40619004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626 (or 624 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 40619004 is about 6373.3040096954. The cubic root of 40619004 is about 343.7503032945.

The spelling of 40619004 in words is "forty million, six hundred nineteen thousand, four".