40314890 has 64 divisors (see below), whose sum is σ = 92752128. Its totient is φ = 12249600.

The previous prime is 40314889. The next prime is 40314893. The reversal of 40314890 is 9841304.

40314890 = 410² + 411² + ... + 574².

It is not an unprimeable number, because it can be changed into a prime (40314893) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30932 + ... + 32208.

It is an arithmetic number, because the mean of its divisors is an integer number (1449252).

Almost surely, 2^40314890 is an apocalyptic number.

40314890 is an abundant number, since it is smaller than the sum of its proper divisors (52437238).

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

40314890 is a wasteful number, since it uses less digits than its factorization.

40314890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 40314890 is about 6349.4007591268. The cubic root of 40314890 is about 342.8902685421.

The spelling of 40314890 in words is "forty million, three hundred fourteen thousand, eight hundred ninety".