1409621794 has 16 divisors (see below), whose sum is σ = 2456110656. Its totient is φ = 594219600.

The previous prime is 1409621771. The next prime is 1409621803. The reversal of 1409621794 is 4971269041.

It is a self number, because there is not a number n which added to its sum of digits gives 1409621794.

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, 824452 + ... + 826159.

It is an arithmetic number, because the mean of its divisors is an integer number (153506916).

Almost surely, 2^1409621794 is an apocalyptic number.

1409621794 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1409621794 is a deficient number, since it is larger than the sum of its proper divisors (1046488862).

1409621794 is a wasteful number, since it uses less digits than its factorization.

1409621794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650681.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 1409621794 is about 37544.9303368644. The cubic root of 1409621794 is about 1121.2459014767.

The spelling of 1409621794 in words is "one billion, four hundred nine million, six hundred twenty-one thousand, seven hundred ninety-four".