1420577742 has 16 divisors (see below), whose sum is σ = 2841542352. Its totient is φ = 473461440.

The previous prime is 1420577729. The next prime is 1420577747. The reversal of 1420577742 is 2477750241.

1420577742 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1420577742² = 4036082242131637128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1420577742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420577747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57442 + ... + 78362.

It is an arithmetic number, because the mean of its divisors is an integer number (177596397).

Almost surely, 2^1420577742 is an apocalyptic number.

1420577742 is an abundant number, since it is smaller than the sum of its proper divisors (1420964610).

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

1420577742 is a wasteful number, since it uses less digits than its factorization.

1420577742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32243.

The product of its (nonzero) digits is 109760, while the sum is 39.

The square root of 1420577742 is about 37690.5524236512. The cubic root of 1420577742 is about 1124.1432797977.

The spelling of 1420577742 in words is "one billion, four hundred twenty million, five hundred seventy-seven thousand, seven hundred forty-two".