40503190 has 64 divisors (see below), whose sum is σ = 91736064. Its totient is φ = 12532608.

The previous prime is 40503187. The next prime is 40503233. The reversal of 40503190 is 9130504.

It is a super-2 number, since 2×40503190² = 3281016800352200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42297 + ... + 43243.

It is an arithmetic number, because the mean of its divisors is an integer number (1433376).

Almost surely, 2^40503190 is an apocalyptic number.

40503190 is an abundant number, since it is smaller than the sum of its proper divisors (51232874).

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

40503190 is a wasteful number, since it uses less digits than its factorization.

40503190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 40503190 is about 6364.2116558141. The cubic root of 40503190 is about 343.4232889205.

Adding to 40503190 its reverse (9130504), we get a palindrome (49633694).

The spelling of 40503190 in words is "forty million, five hundred three thousand, one hundred ninety".