40377087 has 12 divisors (see below), whose sum is σ = 59745504. Its totient is φ = 26261280.

The previous prime is 40377083. The next prime is 40377107. The reversal of 40377087 is 78077304.

It is a happy number.

It is not a de Polignac number, because 40377087 - 2² = 40377083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40377083) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54343 + ... + 55080.

It is an arithmetic number, because the mean of its divisors is an integer number (4978792).

Almost surely, 2^40377087 is an apocalyptic number.

40377087 is a deficient number, since it is larger than the sum of its proper divisors (19368417).

40377087 is a wasteful number, since it uses less digits than its factorization.

40377087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109470 (or 109467 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 40377087 is about 6354.2967352808. The cubic root of 40377087 is about 343.0665126704.

The spelling of 40377087 in words is "forty million, three hundred seventy-seven thousand, eighty-seven".