40377628 has 12 divisors (see below), whose sum is σ = 73097640. Its totient is φ = 19492592.

The previous prime is 40377613. The next prime is 40377637. The reversal of 40377628 is 82677304.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 173926 + ... + 174157.

It is an arithmetic number, because the mean of its divisors is an integer number (6091470).

Almost surely, 2^40377628 is an apocalyptic number.

It is an amenable number.

40377628 is a deficient number, since it is larger than the sum of its proper divisors (32720012).

40377628 is a wasteful number, since it uses less digits than its factorization.

40377628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348116 (or 348114 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 40377628 is about 6354.3393047586. The cubic root of 40377628 is about 343.0680448773.

The spelling of 40377628 in words is "forty million, three hundred seventy-seven thousand, six hundred twenty-eight".