1426645374 has 32 divisors (see below), whose sum is σ = 3557350656. Its totient is φ = 370557120.

The previous prime is 1426645373. The next prime is 1426645391. The reversal of 1426645374 is 4735466241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426645373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1543527 + ... + 1544450.

It is an arithmetic number, because the mean of its divisors is an integer number (111167208).

Almost surely, 2^1426645374 is an apocalyptic number.

1426645374 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1426645374 is an abundant number, since it is smaller than the sum of its proper divisors (2130705282).

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

1426645374 is a wasteful number, since it uses less digits than its factorization.

1426645374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3088000.

The product of its digits is 483840, while the sum is 42.

The square root of 1426645374 is about 37770.9594000470. The cubic root of 1426645374 is about 1125.7415026644.

The spelling of 1426645374 in words is "one billion, four hundred twenty-six million, six hundred forty-five thousand, three hundred seventy-four".