1400938722 has 12 divisors (see below), whose sum is σ = 3035367270. Its totient is φ = 466979568.

The previous prime is 1400938691. The next prime is 1400938739. The reversal of 1400938722 is 2278390041.

It can be written as a sum of positive squares in only one way, i.e., 1141696521 + 259242201 = 33789^2 + 16101^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38914947 + ... + 38914982.

Almost surely, 2^1400938722 is an apocalyptic number.

1400938722 is an abundant number, since it is smaller than the sum of its proper divisors (1634428548).

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

1400938722 is a wasteful number, since it uses less digits than its factorization.

1400938722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77829937 (or 77829934 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1400938722 is about 37429.1159660497. The cubic root of 1400938722 is about 1118.9389190569.

The spelling of 1400938722 in words is "one billion, four hundred million, nine hundred thirty-eight thousand, seven hundred twenty-two".