140419690 has 16 divisors (see below), whose sum is σ = 266058720. Its totient is φ = 53211600.

The previous prime is 140419687. The next prime is 140419693. The reversal of 140419690 is 96914041.

It is an interprime number because it is at equal distance from previous prime (140419687) and next prime (140419693).

It is a super-2 number, since 2×140419690² = 39435378679392200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140419693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369336 + ... + 369715.

It is an arithmetic number, because the mean of its divisors is an integer number (16628670).

Almost surely, 2^140419690 is an apocalyptic number.

140419690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140419690 is a deficient number, since it is larger than the sum of its proper divisors (125639030).

140419690 is a wasteful number, since it uses less digits than its factorization.

140419690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739077.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 140419690 is about 11849.8814340060. The cubic root of 140419690 is about 519.7677587184.

The spelling of 140419690 in words is "one hundred forty million, four hundred nineteen thousand, six hundred ninety".