40748378 has 16 divisors (see below), whose sum is σ = 66947904. Its totient is φ = 18447360.

The previous prime is 40748363. The next prime is 40748399. The reversal of 40748378 is 87384704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2051 + ... + 9257.

It is an arithmetic number, because the mean of its divisors is an integer number (4184244).

Almost surely, 2^40748378 is an apocalyptic number.

40748378 is a deficient number, since it is larger than the sum of its proper divisors (26199526).

40748378 is a wasteful number, since it uses less digits than its factorization.

40748378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7477.

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 40748378 is about 6383.4456212926. The cubic root of 40748378 is about 344.1148717232.

The spelling of 40748378 in words is "forty million, seven hundred forty-eight thousand, three hundred seventy-eight".