40370619 has 16 divisors (see below), whose sum is σ = 54819072. Its totient is φ = 26422368.

The previous prime is 40370591. The next prime is 40370641. The reversal of 40370619 is 91607304.

It is a happy number.

It is not a de Polignac number, because 40370619 - 2⁹ = 40370107 is a prime.

It is a super-2 number, since 2×40370619² = 3259573756886322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40370669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48642 + ... + 49464.

It is an arithmetic number, because the mean of its divisors is an integer number (3426192).

Almost surely, 2^40370619 is an apocalyptic number.

40370619 is a deficient number, since it is larger than the sum of its proper divisors (14448453).

40370619 is a wasteful number, since it uses less digits than its factorization.

40370619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 40370619 is about 6353.7877679381. The cubic root of 40370619 is about 343.0481930997.

The spelling of 40370619 in words is "forty million, three hundred seventy thousand, six hundred nineteen".